Home / 1,472,329.89-2,209,675.77-762,560.91

Finding the Fourth Proportional to 1,472,329.89, 2,209,675.77 and 762,560.91

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Solution

The fourth proportional to 1,472,329.89, 2,209,675.77 and 762,560.91 is: 1,144,453.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,329.89 : 2,209,675.77 = 762,560.91 : x
  2. Step 2: Convert to fraction form
    1,472,329.89/2,209,675.77 = 762,560.91/x
  3. Step 3: Cross multiply
    1,472,329.89x = 2,209,675.77 × 762,560.91
  4. Step 4: Simplify right side
    1,472,329.89x = 1,685,012,365,976.15
  5. Step 5: Solve for x
    x = 1,685,012,365,976.15/1,472,329.89
  6. Step 6: Final answer
    x = 1,144,453.00

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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.