Home / 3,119,251.80-4,678,532.10-2,557,306.20

Finding the Fourth Proportional to 3,119,251.80, 4,678,532.10 and 2,557,306.20

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Solution

The fourth proportional to 3,119,251.80, 4,678,532.10 and 2,557,306.20 is: 3,835,675.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,251.80 : 4,678,532.10 = 2,557,306.20 : x
  2. Step 2: Convert to fraction form
    3,119,251.80/4,678,532.10 = 2,557,306.20/x
  3. Step 3: Cross multiply
    3,119,251.80x = 4,678,532.10 × 2,557,306.20
  4. Step 4: Simplify right side
    3,119,251.80x = 11,964,439,146,229.02
  5. Step 5: Solve for x
    x = 11,964,439,146,229.02/3,119,251.80
  6. Step 6: Final answer
    x = 3,835,675.96

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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.