Home / 3,119,244.30-4,678,520.85-2,557,298.70

Finding the Fourth Proportional to 3,119,244.30, 4,678,520.85 and 2,557,298.70

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Solution

The fourth proportional to 3,119,244.30, 4,678,520.85 and 2,557,298.70 is: 3,835,664.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,244.30 : 4,678,520.85 = 2,557,298.70 : x
  2. Step 2: Convert to fraction form
    3,119,244.30/4,678,520.85 = 2,557,298.70/x
  3. Step 3: Cross multiply
    3,119,244.30x = 4,678,520.85 × 2,557,298.70
  4. Step 4: Simplify right side
    3,119,244.30x = 11,964,375,287,627.89
  5. Step 5: Solve for x
    x = 11,964,375,287,627.89/3,119,244.30
  6. Step 6: Final answer
    x = 3,835,664.71

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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.