Home / 1,012,757.94-1,397,549.43-553,781.43

Finding the Fourth Proportional to 1,012,757.94, 1,397,549.43 and 553,781.43

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Solution

The fourth proportional to 1,012,757.94, 1,397,549.43 and 553,781.43 is: 764,187.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,757.94 : 1,397,549.43 = 553,781.43 : x
  2. Step 2: Convert to fraction form
    1,012,757.94/1,397,549.43 = 553,781.43/x
  3. Step 3: Cross multiply
    1,012,757.94x = 1,397,549.43 × 553,781.43
  4. Step 4: Simplify right side
    1,012,757.94x = 773,936,921,841.09
  5. Step 5: Solve for x
    x = 773,936,921,841.09/1,012,757.94
  6. Step 6: Final answer
    x = 764,187.46

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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.