Home / 1,295,593.36-1,787,922-722,670.64

Finding the Fourth Proportional to 1,295,593.36, 1,787,922 and 722,670.64

Calculator

Solution

The fourth proportional to 1,295,593.36, 1,787,922 and 722,670.64 is: 997,287.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,593.36 : 1,787,922 = 722,670.64 : x
  2. Step 2: Convert to fraction form
    1,295,593.36/1,787,922 = 722,670.64/x
  3. Step 3: Cross multiply
    1,295,593.36x = 1,787,922 × 722,670.64
  4. Step 4: Simplify right side
    1,295,593.36x = 1,292,078,736,010.08
  5. Step 5: Solve for x
    x = 1,292,078,736,010.08/1,295,593.36
  6. Step 6: Final answer
    x = 997,287.25

Related Problems

Find fourth proportional to 647,796.68, 893,961 and 361,335.32
Half scale
Find fourth proportional to 2,591,186.72, 3,575,844 and 1,445,341.28
Double scale
Find fourth proportional to 1,295,594.36, 1,787,923.38 and 722,671.64
Similar ratio
Find fourth proportional to 1,943,390.04, 2,681,883 and 1,084,005.96
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.