Home / 1,403,293.17-1,936,542.92-758,711.83

Finding the Fourth Proportional to 1,403,293.17, 1,936,542.92 and 758,711.83

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Solution

The fourth proportional to 1,403,293.17, 1,936,542.92 and 758,711.83 is: 1,047,021.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,293.17 : 1,936,542.92 = 758,711.83 : x
  2. Step 2: Convert to fraction form
    1,403,293.17/1,936,542.92 = 758,711.83/x
  3. Step 3: Cross multiply
    1,403,293.17x = 1,936,542.92 × 758,711.83
  4. Step 4: Simplify right side
    1,403,293.17x = 1,469,278,022,706.74
  5. Step 5: Solve for x
    x = 1,469,278,022,706.74/1,403,293.17
  6. Step 6: Final answer
    x = 1,047,021.43

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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.