Home / 1,001,542.39-1,382,196.31-565,808.61

Finding the Fourth Proportional to 1,001,542.39, 1,382,196.31 and 565,808.61

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Solution

The fourth proportional to 1,001,542.39, 1,382,196.31 and 565,808.61 is: 780,854.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,542.39 : 1,382,196.31 = 565,808.61 : x
  2. Step 2: Convert to fraction form
    1,001,542.39/1,382,196.31 = 565,808.61/x
  3. Step 3: Cross multiply
    1,001,542.39x = 1,382,196.31 × 565,808.61
  4. Step 4: Simplify right side
    1,001,542.39x = 782,058,572,908.23
  5. Step 5: Solve for x
    x = 782,058,572,908.23/1,001,542.39
  6. Step 6: Final answer
    x = 780,854.19

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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.