Home / 2,069,711.97-3,105,084.65-721,893.96

Finding the Fourth Proportional to 2,069,711.97, 3,105,084.65 and 721,893.96

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Solution

The fourth proportional to 2,069,711.97, 3,105,084.65 and 721,893.96 is: 1,083,021.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,711.97 : 3,105,084.65 = 721,893.96 : x
  2. Step 2: Convert to fraction form
    2,069,711.97/3,105,084.65 = 721,893.96/x
  3. Step 3: Cross multiply
    2,069,711.97x = 3,105,084.65 × 721,893.96
  4. Step 4: Simplify right side
    2,069,711.97x = 2,241,541,850,514.24
  5. Step 5: Solve for x
    x = 2,241,541,850,514.24/2,069,711.97
  6. Step 6: Final answer
    x = 1,083,021.16

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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.