Home / 3,158,000.80-4,730,002.80-2,445,719.20

Finding the Fourth Proportional to 3,158,000.80, 4,730,002.80 and 2,445,719.20

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Solution

The fourth proportional to 3,158,000.80, 4,730,002.80 and 2,445,719.20 is: 3,663,158.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,000.80 : 4,730,002.80 = 2,445,719.20 : x
  2. Step 2: Convert to fraction form
    3,158,000.80/4,730,002.80 = 2,445,719.20/x
  3. Step 3: Cross multiply
    3,158,000.80x = 4,730,002.80 × 2,445,719.20
  4. Step 4: Simplify right side
    3,158,000.80x = 11,568,258,664,013.76
  5. Step 5: Solve for x
    x = 11,568,258,664,013.76/3,158,000.80
  6. Step 6: Final answer
    x = 3,663,158.88

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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.