Home / 1,329,412.52-1,834,579.90-725,800.52

Finding the Fourth Proportional to 1,329,412.52, 1,834,579.90 and 725,800.52

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Solution

The fourth proportional to 1,329,412.52, 1,834,579.90 and 725,800.52 is: 1,001,599.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,412.52 : 1,834,579.90 = 725,800.52 : x
  2. Step 2: Convert to fraction form
    1,329,412.52/1,834,579.90 = 725,800.52/x
  3. Step 3: Cross multiply
    1,329,412.52x = 1,834,579.90 × 725,800.52
  4. Step 4: Simplify right side
    1,329,412.52x = 1,331,539,045,401.55
  5. Step 5: Solve for x
    x = 1,331,539,045,401.55/1,329,412.52
  6. Step 6: Final answer
    x = 1,001,599.60

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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.