Home / 3,792,972.60-5,689,458.90-2,172,077.55

Finding the Fourth Proportional to 3,792,972.60, 5,689,458.90 and 2,172,077.55

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Solution

The fourth proportional to 3,792,972.60, 5,689,458.90 and 2,172,077.55 is: 3,258,116.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792,972.60 : 5,689,458.90 = 2,172,077.55 : x
  2. Step 2: Convert to fraction form
    3,792,972.60/5,689,458.90 = 2,172,077.55/x
  3. Step 3: Cross multiply
    3,792,972.60x = 5,689,458.90 × 2,172,077.55
  4. Step 4: Simplify right side
    3,792,972.60x = 12,357,945,948,337.70
  5. Step 5: Solve for x
    x = 12,357,945,948,337.70/3,792,972.60
  6. Step 6: Final answer
    x = 3,258,116.33

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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.