Home / 1,343,995.52-1,854,713.03-740,383.52

Finding the Fourth Proportional to 1,343,995.52, 1,854,713.03 and 740,383.52

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Solution

The fourth proportional to 1,343,995.52, 1,854,713.03 and 740,383.52 is: 1,021,728.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,995.52 : 1,854,713.03 = 740,383.52 : x
  2. Step 2: Convert to fraction form
    1,343,995.52/1,854,713.03 = 740,383.52/x
  3. Step 3: Cross multiply
    1,343,995.52x = 1,854,713.03 × 740,383.52
  4. Step 4: Simplify right side
    1,343,995.52x = 1,373,198,948,765.78
  5. Step 5: Solve for x
    x = 1,373,198,948,765.78/1,343,995.52
  6. Step 6: Final answer
    x = 1,021,728.82

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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.