Home / 1,126,104.76-1,689,156.66-452,185.84

Finding the Fourth Proportional to 1,126,104.76, 1,689,156.66 and 452,185.84

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Solution

The fourth proportional to 1,126,104.76, 1,689,156.66 and 452,185.84 is: 678,278.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,104.76 : 1,689,156.66 = 452,185.84 : x
  2. Step 2: Convert to fraction form
    1,126,104.76/1,689,156.66 = 452,185.84/x
  3. Step 3: Cross multiply
    1,126,104.76x = 1,689,156.66 × 452,185.84
  4. Step 4: Simplify right side
    1,126,104.76x = 763,812,714,747.91
  5. Step 5: Solve for x
    x = 763,812,714,747.91/1,126,104.76
  6. Step 6: Final answer
    x = 678,278.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.