Home / 1,447,222.92-2,170,938.88-382,251.12

Finding the Fourth Proportional to 1,447,222.92, 2,170,938.88 and 382,251.12

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Solution

The fourth proportional to 1,447,222.92, 2,170,938.88 and 382,251.12 is: 573,404.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,222.92 : 2,170,938.88 = 382,251.12 : x
  2. Step 2: Convert to fraction form
    1,447,222.92/2,170,938.88 = 382,251.12/x
  3. Step 3: Cross multiply
    1,447,222.92x = 2,170,938.88 × 382,251.12
  4. Step 4: Simplify right side
    1,447,222.92x = 829,843,818,331.55
  5. Step 5: Solve for x
    x = 829,843,818,331.55/1,447,222.92
  6. Step 6: Final answer
    x = 573,404.28

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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.