Home / 2,221,605.60-3,333,963.60-960,338.40

Finding the Fourth Proportional to 2,221,605.60, 3,333,963.60 and 960,338.40

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Solution

The fourth proportional to 2,221,605.60, 3,333,963.60 and 960,338.40 is: 1,441,179.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,605.60 : 3,333,963.60 = 960,338.40 : x
  2. Step 2: Convert to fraction form
    2,221,605.60/3,333,963.60 = 960,338.40/x
  3. Step 3: Cross multiply
    2,221,605.60x = 3,333,963.60 × 960,338.40
  4. Step 4: Simplify right side
    2,221,605.60x = 3,201,733,269,282.24
  5. Step 5: Solve for x
    x = 3,201,733,269,282.24/2,221,605.60
  6. Step 6: Final answer
    x = 1,441,179.87

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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.