Home / 1,345,454.85-1,857,177.62-801,761.19

Finding the Fourth Proportional to 1,345,454.85, 1,857,177.62 and 801,761.19

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Solution

The fourth proportional to 1,345,454.85, 1,857,177.62 and 801,761.19 is: 1,106,698.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,454.85 : 1,857,177.62 = 801,761.19 : x
  2. Step 2: Convert to fraction form
    1,345,454.85/1,857,177.62 = 801,761.19/x
  3. Step 3: Cross multiply
    1,345,454.85x = 1,857,177.62 × 801,761.19
  4. Step 4: Simplify right side
    1,345,454.85x = 1,489,012,930,685.95
  5. Step 5: Solve for x
    x = 1,489,012,930,685.95/1,345,454.85
  6. Step 6: Final answer
    x = 1,106,698.55

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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.