Home / 5,431,037.40-8,151,148.80-2,238,454.80

Finding the Fourth Proportional to 5,431,037.40, 8,151,148.80 and 2,238,454.80

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Solution

The fourth proportional to 5,431,037.40, 8,151,148.80 and 2,238,454.80 is: 3,359,575.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431,037.40 : 8,151,148.80 = 2,238,454.80 : x
  2. Step 2: Convert to fraction form
    5,431,037.40/8,151,148.80 = 2,238,454.80/x
  3. Step 3: Cross multiply
    5,431,037.40x = 8,151,148.80 × 2,238,454.80
  4. Step 4: Simplify right side
    5,431,037.40x = 18,245,978,156,874.24
  5. Step 5: Solve for x
    x = 18,245,978,156,874.24/5,431,037.40
  6. Step 6: Final answer
    x = 3,359,575.13

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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.