Home / 1,540,069.28-2,309,633.04-542,564

Finding the Fourth Proportional to 1,540,069.28, 2,309,633.04 and 542,564

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Solution

The fourth proportional to 1,540,069.28, 2,309,633.04 and 542,564 is: 813,680.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,069.28 : 2,309,633.04 = 542,564 : x
  2. Step 2: Convert to fraction form
    1,540,069.28/2,309,633.04 = 542,564/x
  3. Step 3: Cross multiply
    1,540,069.28x = 2,309,633.04 × 542,564
  4. Step 4: Simplify right side
    1,540,069.28x = 1,253,123,740,714.56
  5. Step 5: Solve for x
    x = 1,253,123,740,714.56/1,540,069.28
  6. Step 6: Final answer
    x = 813,680.11

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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.