Home / 1,329,378.80-1,834,533.24-725,766.80

Finding the Fourth Proportional to 1,329,378.80, 1,834,533.24 and 725,766.80

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Solution

The fourth proportional to 1,329,378.80, 1,834,533.24 and 725,766.80 is: 1,001,553.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,378.80 : 1,834,533.24 = 725,766.80 : x
  2. Step 2: Convert to fraction form
    1,329,378.80/1,834,533.24 = 725,766.80/x
  3. Step 3: Cross multiply
    1,329,378.80x = 1,834,533.24 × 725,766.80
  4. Step 4: Simplify right side
    1,329,378.80x = 1,331,443,319,088.43
  5. Step 5: Solve for x
    x = 1,331,443,319,088.43/1,329,378.80
  6. Step 6: Final answer
    x = 1,001,553.00

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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.