Home / 2,617,002.80-3,925,499.32-820,023.92

Finding the Fourth Proportional to 2,617,002.80, 3,925,499.32 and 820,023.92

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Solution

The fourth proportional to 2,617,002.80, 3,925,499.32 and 820,023.92 is: 1,230,034.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,002.80 : 3,925,499.32 = 820,023.92 : x
  2. Step 2: Convert to fraction form
    2,617,002.80/3,925,499.32 = 820,023.92/x
  3. Step 3: Cross multiply
    2,617,002.80x = 3,925,499.32 × 820,023.92
  4. Step 4: Simplify right side
    2,617,002.80x = 3,219,003,340,343.73
  5. Step 5: Solve for x
    x = 3,219,003,340,343.73/2,617,002.80
  6. Step 6: Final answer
    x = 1,230,034.35

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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.