Home / 1,015,175.18-1,522,706.70-341,186.88

Finding the Fourth Proportional to 1,015,175.18, 1,522,706.70 and 341,186.88

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Solution

The fourth proportional to 1,015,175.18, 1,522,706.70 and 341,186.88 is: 511,761.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,175.18 : 1,522,706.70 = 341,186.88 : x
  2. Step 2: Convert to fraction form
    1,015,175.18/1,522,706.70 = 341,186.88/x
  3. Step 3: Cross multiply
    1,015,175.18x = 1,522,706.70 × 341,186.88
  4. Step 4: Simplify right side
    1,015,175.18x = 519,527,553,198.52
  5. Step 5: Solve for x
    x = 519,527,553,198.52/1,015,175.18
  6. Step 6: Final answer
    x = 511,761.48

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1.5x scale

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.