Home / 1,363,273.20-2,044,909.80-859,388.40

Finding the Fourth Proportional to 1,363,273.20, 2,044,909.80 and 859,388.40

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Solution

The fourth proportional to 1,363,273.20, 2,044,909.80 and 859,388.40 is: 1,289,082.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,273.20 : 2,044,909.80 = 859,388.40 : x
  2. Step 2: Convert to fraction form
    1,363,273.20/2,044,909.80 = 859,388.40/x
  3. Step 3: Cross multiply
    1,363,273.20x = 2,044,909.80 × 859,388.40
  4. Step 4: Simplify right side
    1,363,273.20x = 1,757,371,761,166.32
  5. Step 5: Solve for x
    x = 1,757,371,761,166.32/1,363,273.20
  6. Step 6: Final answer
    x = 1,289,082.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.