Home / 1,040,084.10-1,557,793.35-853,460.10

Finding the Fourth Proportional to 1,040,084.10, 1,557,793.35 and 853,460.10

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Solution

The fourth proportional to 1,040,084.10, 1,557,793.35 and 853,460.10 is: 1,278,275.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,084.10 : 1,557,793.35 = 853,460.10 : x
  2. Step 2: Convert to fraction form
    1,040,084.10/1,557,793.35 = 853,460.10/x
  3. Step 3: Cross multiply
    1,040,084.10x = 1,557,793.35 × 853,460.10
  4. Step 4: Simplify right side
    1,040,084.10x = 1,329,514,468,270.34
  5. Step 5: Solve for x
    x = 1,329,514,468,270.34/1,040,084.10
  6. Step 6: Final answer
    x = 1,278,275.93

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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.