Home / 1,248,221.03-1,722,593.86-731,903.13

Finding the Fourth Proportional to 1,248,221.03, 1,722,593.86 and 731,903.13

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Solution

The fourth proportional to 1,248,221.03, 1,722,593.86 and 731,903.13 is: 1,010,054.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,221.03 : 1,722,593.86 = 731,903.13 : x
  2. Step 2: Convert to fraction form
    1,248,221.03/1,722,593.86 = 731,903.13/x
  3. Step 3: Cross multiply
    1,248,221.03x = 1,722,593.86 × 731,903.13
  4. Step 4: Simplify right side
    1,248,221.03x = 1,260,771,836,023.02
  5. Step 5: Solve for x
    x = 1,260,771,836,023.02/1,248,221.03
  6. Step 6: Final answer
    x = 1,010,054.96

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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.