Home / 1,142,882.87-1,715,270.18-574,426.89

Finding the Fourth Proportional to 1,142,882.87, 1,715,270.18 and 574,426.89

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Solution

The fourth proportional to 1,142,882.87, 1,715,270.18 and 574,426.89 is: 862,115.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,882.87 : 1,715,270.18 = 574,426.89 : x
  2. Step 2: Convert to fraction form
    1,142,882.87/1,715,270.18 = 574,426.89/x
  3. Step 3: Cross multiply
    1,142,882.87x = 1,715,270.18 × 574,426.89
  4. Step 4: Simplify right side
    1,142,882.87x = 985,297,312,135.01
  5. Step 5: Solve for x
    x = 985,297,312,135.01/1,142,882.87
  6. Step 6: Final answer
    x = 862,115.74

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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.