Home / 1,329,332.49-1,834,469.46-725,720.49

Finding the Fourth Proportional to 1,329,332.49, 1,834,469.46 and 725,720.49

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Solution

The fourth proportional to 1,329,332.49, 1,834,469.46 and 725,720.49 is: 1,001,489.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,332.49 : 1,834,469.46 = 725,720.49 : x
  2. Step 2: Convert to fraction form
    1,329,332.49/1,834,469.46 = 725,720.49/x
  3. Step 3: Cross multiply
    1,329,332.49x = 1,834,469.46 × 725,720.49
  4. Step 4: Simplify right side
    1,329,332.49x = 1,331,312,075,401.24
  5. Step 5: Solve for x
    x = 1,331,312,075,401.24/1,329,332.49
  6. Step 6: Final answer
    x = 1,001,489.16

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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.