Home / 4,679,358.30-7,013,132.55-2,278,032.30

Finding the Fourth Proportional to 4,679,358.30, 7,013,132.55 and 2,278,032.30

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Solution

The fourth proportional to 4,679,358.30, 7,013,132.55 and 2,278,032.30 is: 3,414,173.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,358.30 : 7,013,132.55 = 2,278,032.30 : x
  2. Step 2: Convert to fraction form
    4,679,358.30/7,013,132.55 = 2,278,032.30/x
  3. Step 3: Cross multiply
    4,679,358.30x = 7,013,132.55 × 2,278,032.30
  4. Step 4: Simplify right side
    4,679,358.30x = 15,976,142,473,081.36
  5. Step 5: Solve for x
    x = 15,976,142,473,081.36/4,679,358.30
  6. Step 6: Final answer
    x = 3,414,173.79

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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.