Home / 3,158,534.97-4,358,778.26-1,708,230.39

Finding the Fourth Proportional to 3,158,534.97, 4,358,778.26 and 1,708,230.39

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Solution

The fourth proportional to 3,158,534.97, 4,358,778.26 and 1,708,230.39 is: 2,357,357.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,534.97 : 4,358,778.26 = 1,708,230.39 : x
  2. Step 2: Convert to fraction form
    3,158,534.97/4,358,778.26 = 1,708,230.39/x
  3. Step 3: Cross multiply
    3,158,534.97x = 4,358,778.26 × 1,708,230.39
  4. Step 4: Simplify right side
    3,158,534.97x = 7,445,797,478,462.17
  5. Step 5: Solve for x
    x = 7,445,797,478,462.17/3,158,534.97
  6. Step 6: Final answer
    x = 2,357,357.94

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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.