Home / 1,307,449.71-1,804,267.85-726,674.13

Finding the Fourth Proportional to 1,307,449.71, 1,804,267.85 and 726,674.13

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Solution

The fourth proportional to 1,307,449.71, 1,804,267.85 and 726,674.13 is: 1,002,803.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,449.71 : 1,804,267.85 = 726,674.13 : x
  2. Step 2: Convert to fraction form
    1,307,449.71/1,804,267.85 = 726,674.13/x
  3. Step 3: Cross multiply
    1,307,449.71x = 1,804,267.85 × 726,674.13
  4. Step 4: Simplify right side
    1,307,449.71x = 1,311,114,766,552.35
  5. Step 5: Solve for x
    x = 1,311,114,766,552.35/1,307,449.71
  6. Step 6: Final answer
    x = 1,002,803.21

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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.