Home / 3,222,862.20-4,834,293.30-978,708.60

Finding the Fourth Proportional to 3,222,862.20, 4,834,293.30 and 978,708.60

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Solution

The fourth proportional to 3,222,862.20, 4,834,293.30 and 978,708.60 is: 1,468,062.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222,862.20 : 4,834,293.30 = 978,708.60 : x
  2. Step 2: Convert to fraction form
    3,222,862.20/4,834,293.30 = 978,708.60/x
  3. Step 3: Cross multiply
    3,222,862.20x = 4,834,293.30 × 978,708.60
  4. Step 4: Simplify right side
    3,222,862.20x = 4,731,364,427,632.38
  5. Step 5: Solve for x
    x = 4,731,364,427,632.38/3,222,862.20
  6. Step 6: Final answer
    x = 1,468,062.90

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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.