Home / 1,440,613.80-2,162,276.64-731,151

Finding the Fourth Proportional to 1,440,613.80, 2,162,276.64 and 731,151

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Solution

The fourth proportional to 1,440,613.80, 2,162,276.64 and 731,151 is: 1,097,414.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,613.80 : 2,162,276.64 = 731,151 : x
  2. Step 2: Convert to fraction form
    1,440,613.80/2,162,276.64 = 731,151/x
  3. Step 3: Cross multiply
    1,440,613.80x = 2,162,276.64 × 731,151
  4. Step 4: Simplify right side
    1,440,613.80x = 1,580,950,727,612.64
  5. Step 5: Solve for x
    x = 1,580,950,727,612.64/1,440,613.80
  6. Step 6: Final answer
    x = 1,097,414.68

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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.