Home / 1,120,613.15-1,546,442.91-611,311.88

Finding the Fourth Proportional to 1,120,613.15, 1,546,442.91 and 611,311.88

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Solution

The fourth proportional to 1,120,613.15, 1,546,442.91 and 611,311.88 is: 843,608.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,613.15 : 1,546,442.91 = 611,311.88 : x
  2. Step 2: Convert to fraction form
    1,120,613.15/1,546,442.91 = 611,311.88/x
  3. Step 3: Cross multiply
    1,120,613.15x = 1,546,442.91 × 611,311.88
  4. Step 4: Simplify right side
    1,120,613.15x = 945,358,914,892.56
  5. Step 5: Solve for x
    x = 945,358,914,892.56/1,120,613.15
  6. Step 6: Final answer
    x = 843,608.63

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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.