Home / 1,116,159.42-1,541,060.68-749,186.96

Finding the Fourth Proportional to 1,116,159.42, 1,541,060.68 and 749,186.96

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Solution

The fourth proportional to 1,116,159.42, 1,541,060.68 and 749,186.96 is: 1,034,388.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,159.42 : 1,541,060.68 = 749,186.96 : x
  2. Step 2: Convert to fraction form
    1,116,159.42/1,541,060.68 = 749,186.96/x
  3. Step 3: Cross multiply
    1,116,159.42x = 1,541,060.68 × 749,186.96
  4. Step 4: Simplify right side
    1,116,159.42x = 1,154,542,566,024.73
  5. Step 5: Solve for x
    x = 1,154,542,566,024.73/1,116,159.42
  6. Step 6: Final answer
    x = 1,034,388.59

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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.