Home / 3,281,200.20-4,924,716.30-1,931,675.40

Finding the Fourth Proportional to 3,281,200.20, 4,924,716.30 and 1,931,675.40

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Solution

The fourth proportional to 3,281,200.20, 4,924,716.30 and 1,931,675.40 is: 2,899,229.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,200.20 : 4,924,716.30 = 1,931,675.40 : x
  2. Step 2: Convert to fraction form
    3,281,200.20/4,924,716.30 = 1,931,675.40/x
  3. Step 3: Cross multiply
    3,281,200.20x = 4,924,716.30 × 1,931,675.40
  4. Step 4: Simplify right side
    3,281,200.20x = 9,512,953,328,689.02
  5. Step 5: Solve for x
    x = 9,512,953,328,689.02/3,281,200.20
  6. Step 6: Final answer
    x = 2,899,229.78

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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.