Home / 2,147,382.28-3,221,599.38-1,068,403.96

Finding the Fourth Proportional to 2,147,382.28, 3,221,599.38 and 1,068,403.96

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Solution

The fourth proportional to 2,147,382.28, 3,221,599.38 and 1,068,403.96 is: 1,602,867.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,382.28 : 3,221,599.38 = 1,068,403.96 : x
  2. Step 2: Convert to fraction form
    2,147,382.28/3,221,599.38 = 1,068,403.96/x
  3. Step 3: Cross multiply
    2,147,382.28x = 3,221,599.38 × 1,068,403.96
  4. Step 4: Simplify right side
    2,147,382.28x = 3,441,969,535,125.54
  5. Step 5: Solve for x
    x = 3,441,969,535,125.54/2,147,382.28
  6. Step 6: Final answer
    x = 1,602,867.63

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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.