Home / 1,407,447.47-1,942,230.26-834,147.29

Finding the Fourth Proportional to 1,407,447.47, 1,942,230.26 and 834,147.29

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Solution

The fourth proportional to 1,407,447.47, 1,942,230.26 and 834,147.29 is: 1,151,095.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,447.47 : 1,942,230.26 = 834,147.29 : x
  2. Step 2: Convert to fraction form
    1,407,447.47/1,942,230.26 = 834,147.29/x
  3. Step 3: Cross multiply
    1,407,447.47x = 1,942,230.26 × 834,147.29
  4. Step 4: Simplify right side
    1,407,447.47x = 1,620,106,094,053.11
  5. Step 5: Solve for x
    x = 1,620,106,094,053.11/1,407,447.47
  6. Step 6: Final answer
    x = 1,151,095.25

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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.