Home / 2,216,328.28-3,324,493.05-533,431.78

Finding the Fourth Proportional to 2,216,328.28, 3,324,493.05 and 533,431.78

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Solution

The fourth proportional to 2,216,328.28, 3,324,493.05 and 533,431.78 is: 800,147.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216,328.28 : 3,324,493.05 = 533,431.78 : x
  2. Step 2: Convert to fraction form
    2,216,328.28/3,324,493.05 = 533,431.78/x
  3. Step 3: Cross multiply
    2,216,328.28x = 3,324,493.05 × 533,431.78
  4. Step 4: Simplify right side
    2,216,328.28x = 1,773,390,245,259.13
  5. Step 5: Solve for x
    x = 1,773,390,245,259.13/2,216,328.28
  6. Step 6: Final answer
    x = 800,147.82

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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.