Home / 2,267,078.70-3,397,665.60-918,137.10

Finding the Fourth Proportional to 2,267,078.70, 3,397,665.60 and 918,137.10

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Solution

The fourth proportional to 2,267,078.70, 3,397,665.60 and 918,137.10 is: 1,376,009.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267,078.70 : 3,397,665.60 = 918,137.10 : x
  2. Step 2: Convert to fraction form
    2,267,078.70/3,397,665.60 = 918,137.10/x
  3. Step 3: Cross multiply
    2,267,078.70x = 3,397,665.60 × 918,137.10
  4. Step 4: Simplify right side
    2,267,078.70x = 3,119,522,840,753.76
  5. Step 5: Solve for x
    x = 3,119,522,840,753.76/2,267,078.70
  6. Step 6: Final answer
    x = 1,376,009.95

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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.