Home / 1,012,580.19-1,397,380.82-553,723.29

Finding the Fourth Proportional to 1,012,580.19, 1,397,380.82 and 553,723.29

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Solution

The fourth proportional to 1,012,580.19, 1,397,380.82 and 553,723.29 is: 764,149.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,580.19 : 1,397,380.82 = 553,723.29 : x
  2. Step 2: Convert to fraction form
    1,012,580.19/1,397,380.82 = 553,723.29/x
  3. Step 3: Cross multiply
    1,012,580.19x = 1,397,380.82 × 553,723.29
  4. Step 4: Simplify right side
    1,012,580.19x = 773,762,302,264.68
  5. Step 5: Solve for x
    x = 773,762,302,264.68/1,012,580.19
  6. Step 6: Final answer
    x = 764,149.16

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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.