Home / 1,513,385.71-2,265,120.84-829,229.24

Finding the Fourth Proportional to 1,513,385.71, 2,265,120.84 and 829,229.24

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Solution

The fourth proportional to 1,513,385.71, 2,265,120.84 and 829,229.24 is: 1,241,127.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,385.71 : 2,265,120.84 = 829,229.24 : x
  2. Step 2: Convert to fraction form
    1,513,385.71/2,265,120.84 = 829,229.24/x
  3. Step 3: Cross multiply
    1,513,385.71x = 2,265,120.84 × 829,229.24
  4. Step 4: Simplify right side
    1,513,385.71x = 1,878,304,432,661.36
  5. Step 5: Solve for x
    x = 1,878,304,432,661.36/1,513,385.71
  6. Step 6: Final answer
    x = 1,241,127.37

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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.