Home / 2,172,455.06-3,258,706.54-656,150.90

Finding the Fourth Proportional to 2,172,455.06, 3,258,706.54 and 656,150.90

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Solution

The fourth proportional to 2,172,455.06, 3,258,706.54 and 656,150.90 is: 984,233.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,455.06 : 3,258,706.54 = 656,150.90 : x
  2. Step 2: Convert to fraction form
    2,172,455.06/3,258,706.54 = 656,150.90/x
  3. Step 3: Cross multiply
    2,172,455.06x = 3,258,706.54 × 656,150.90
  4. Step 4: Simplify right side
    2,172,455.06x = 2,138,203,229,056.89
  5. Step 5: Solve for x
    x = 2,138,203,229,056.89/2,172,455.06
  6. Step 6: Final answer
    x = 984,233.58

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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.