Home / 3,228,253.28-4,455,190.88-1,777,948.28

Finding the Fourth Proportional to 3,228,253.28, 4,455,190.88 and 1,777,948.28

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Solution

The fourth proportional to 3,228,253.28, 4,455,190.88 and 1,777,948.28 is: 2,453,679.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,253.28 : 4,455,190.88 = 1,777,948.28 : x
  2. Step 2: Convert to fraction form
    3,228,253.28/4,455,190.88 = 1,777,948.28/x
  3. Step 3: Cross multiply
    3,228,253.28x = 4,455,190.88 × 1,777,948.28
  4. Step 4: Simplify right side
    3,228,253.28x = 7,921,098,962,167.69
  5. Step 5: Solve for x
    x = 7,921,098,962,167.69/3,228,253.28
  6. Step 6: Final answer
    x = 2,453,679.52

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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.