Home / 4,920,704.80-7,381,057.20-2,261,312.80

Finding the Fourth Proportional to 4,920,704.80, 7,381,057.20 and 2,261,312.80

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Solution

The fourth proportional to 4,920,704.80, 7,381,057.20 and 2,261,312.80 is: 3,391,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,704.80 : 7,381,057.20 = 2,261,312.80 : x
  2. Step 2: Convert to fraction form
    4,920,704.80/7,381,057.20 = 2,261,312.80/x
  3. Step 3: Cross multiply
    4,920,704.80x = 7,381,057.20 × 2,261,312.80
  4. Step 4: Simplify right side
    4,920,704.80x = 16,690,879,123,892.16
  5. Step 5: Solve for x
    x = 16,690,879,123,892.16/4,920,704.80
  6. Step 6: Final answer
    x = 3,391,969.20

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Similar ratio
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1.5x scale

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.