Home / 2,787,234.60-4,179,815.10-1,103,989.80

Finding the Fourth Proportional to 2,787,234.60, 4,179,815.10 and 1,103,989.80

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Solution

The fourth proportional to 2,787,234.60, 4,179,815.10 and 1,103,989.80 is: 1,655,574.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,234.60 : 4,179,815.10 = 1,103,989.80 : x
  2. Step 2: Convert to fraction form
    2,787,234.60/4,179,815.10 = 1,103,989.80/x
  3. Step 3: Cross multiply
    2,787,234.60x = 4,179,815.10 × 1,103,989.80
  4. Step 4: Simplify right side
    2,787,234.60x = 4,614,473,236,285.98
  5. Step 5: Solve for x
    x = 4,614,473,236,285.98/2,787,234.60
  6. Step 6: Final answer
    x = 1,655,574.04

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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.