Home / 1,136,867.32-1,569,387.18-749,910.88

Finding the Fourth Proportional to 1,136,867.32, 1,569,387.18 and 749,910.88

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Solution

The fourth proportional to 1,136,867.32, 1,569,387.18 and 749,910.88 is: 1,035,213.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,867.32 : 1,569,387.18 = 749,910.88 : x
  2. Step 2: Convert to fraction form
    1,136,867.32/1,569,387.18 = 749,910.88/x
  3. Step 3: Cross multiply
    1,136,867.32x = 1,569,387.18 × 749,910.88
  4. Step 4: Simplify right side
    1,136,867.32x = 1,176,900,521,214.52
  5. Step 5: Solve for x
    x = 1,176,900,521,214.52/1,136,867.32
  6. Step 6: Final answer
    x = 1,035,213.61

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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.