Home / 2,428,999.31-3,643,248.63-809,593.19

Finding the Fourth Proportional to 2,428,999.31, 3,643,248.63 and 809,593.19

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Solution

The fourth proportional to 2,428,999.31, 3,643,248.63 and 809,593.19 is: 1,214,306.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,999.31 : 3,643,248.63 = 809,593.19 : x
  2. Step 2: Convert to fraction form
    2,428,999.31/3,643,248.63 = 809,593.19/x
  3. Step 3: Cross multiply
    2,428,999.31x = 3,643,248.63 × 809,593.19
  4. Step 4: Simplify right side
    2,428,999.31x = 2,949,549,280,324.83
  5. Step 5: Solve for x
    x = 2,949,549,280,324.83/2,428,999.31
  6. Step 6: Final answer
    x = 1,214,306.35

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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.