Home / 1,016,891.38-1,403,306.22-558,013.62

Finding the Fourth Proportional to 1,016,891.38, 1,403,306.22 and 558,013.62

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Solution

The fourth proportional to 1,016,891.38, 1,403,306.22 and 558,013.62 is: 770,056.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,891.38 : 1,403,306.22 = 558,013.62 : x
  2. Step 2: Convert to fraction form
    1,016,891.38/1,403,306.22 = 558,013.62/x
  3. Step 3: Cross multiply
    1,016,891.38x = 1,403,306.22 × 558,013.62
  4. Step 4: Simplify right side
    1,016,891.38x = 783,063,983,790.72
  5. Step 5: Solve for x
    x = 783,063,983,790.72/1,016,891.38
  6. Step 6: Final answer
    x = 770,056.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.