Home / 1,329,301.70-1,834,426.99-725,689.70

Finding the Fourth Proportional to 1,329,301.70, 1,834,426.99 and 725,689.70

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Solution

The fourth proportional to 1,329,301.70, 1,834,426.99 and 725,689.70 is: 1,001,446.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,301.70 : 1,834,426.99 = 725,689.70 : x
  2. Step 2: Convert to fraction form
    1,329,301.70/1,834,426.99 = 725,689.70/x
  3. Step 3: Cross multiply
    1,329,301.70x = 1,834,426.99 × 725,689.70
  4. Step 4: Simplify right side
    1,329,301.70x = 1,331,224,770,659.08
  5. Step 5: Solve for x
    x = 1,331,224,770,659.08/1,329,301.70
  6. Step 6: Final answer
    x = 1,001,446.68

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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.