Home / 2,225,338.30-3,338,007.45-806,412.70

Finding the Fourth Proportional to 2,225,338.30, 3,338,007.45 and 806,412.70

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Solution

The fourth proportional to 2,225,338.30, 3,338,007.45 and 806,412.70 is: 1,209,619.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,338.30 : 3,338,007.45 = 806,412.70 : x
  2. Step 2: Convert to fraction form
    2,225,338.30/3,338,007.45 = 806,412.70/x
  3. Step 3: Cross multiply
    2,225,338.30x = 3,338,007.45 × 806,412.70
  4. Step 4: Simplify right side
    2,225,338.30x = 2,691,811,600,374.62
  5. Step 5: Solve for x
    x = 2,691,811,600,374.62/2,225,338.30
  6. Step 6: Final answer
    x = 1,209,619.05

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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.