Home / 1,302,728.78-1,797,765.35-714,024.83

Finding the Fourth Proportional to 1,302,728.78, 1,797,765.35 and 714,024.83

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Solution

The fourth proportional to 1,302,728.78, 1,797,765.35 and 714,024.83 is: 985,354.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,728.78 : 1,797,765.35 = 714,024.83 : x
  2. Step 2: Convert to fraction form
    1,302,728.78/1,797,765.35 = 714,024.83/x
  3. Step 3: Cross multiply
    1,302,728.78x = 1,797,765.35 × 714,024.83
  4. Step 4: Simplify right side
    1,302,728.78x = 1,283,649,085,854.69
  5. Step 5: Solve for x
    x = 1,283,649,085,854.69/1,302,728.78
  6. Step 6: Final answer
    x = 985,354.06

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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.