Home / 1,729,751.40-2,595,055.36-515,322.60

Finding the Fourth Proportional to 1,729,751.40, 2,595,055.36 and 515,322.60

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Solution

The fourth proportional to 1,729,751.40, 2,595,055.36 and 515,322.60 is: 773,111.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,751.40 : 2,595,055.36 = 515,322.60 : x
  2. Step 2: Convert to fraction form
    1,729,751.40/2,595,055.36 = 515,322.60/x
  3. Step 3: Cross multiply
    1,729,751.40x = 2,595,055.36 × 515,322.60
  4. Step 4: Simplify right side
    1,729,751.40x = 1,337,290,673,970.83
  5. Step 5: Solve for x
    x = 1,337,290,673,970.83/1,729,751.40
  6. Step 6: Final answer
    x = 773,111.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.