Home / 5,676,538.86-8,515,931.76-2,082,337.20

Finding the Fourth Proportional to 5,676,538.86, 8,515,931.76 and 2,082,337.20

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Solution

The fourth proportional to 5,676,538.86, 8,515,931.76 and 2,082,337.20 is: 3,123,917.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676,538.86 : 8,515,931.76 = 2,082,337.20 : x
  2. Step 2: Convert to fraction form
    5,676,538.86/8,515,931.76 = 2,082,337.20/x
  3. Step 3: Cross multiply
    5,676,538.86x = 8,515,931.76 × 2,082,337.20
  4. Step 4: Simplify right side
    5,676,538.86x = 17,733,041,496,509.47
  5. Step 5: Solve for x
    x = 17,733,041,496,509.47/5,676,538.86
  6. Step 6: Final answer
    x = 3,123,917.92

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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.