Home / 1,177,842.24-1,625,008.20-770,182.62

Finding the Fourth Proportional to 1,177,842.24, 1,625,008.20 and 770,182.62

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Solution

The fourth proportional to 1,177,842.24, 1,625,008.20 and 770,182.62 is: 1,062,581.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,842.24 : 1,625,008.20 = 770,182.62 : x
  2. Step 2: Convert to fraction form
    1,177,842.24/1,625,008.20 = 770,182.62/x
  3. Step 3: Cross multiply
    1,177,842.24x = 1,625,008.20 × 770,182.62
  4. Step 4: Simplify right side
    1,177,842.24x = 1,251,553,072,997.48
  5. Step 5: Solve for x
    x = 1,251,553,072,997.48/1,177,842.24
  6. Step 6: Final answer
    x = 1,062,581.24

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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.