Home / 3,098,770.40-4,648,155.60-2,142,176.60

Finding the Fourth Proportional to 3,098,770.40, 4,648,155.60 and 2,142,176.60

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Solution

The fourth proportional to 3,098,770.40, 4,648,155.60 and 2,142,176.60 is: 3,213,264.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098,770.40 : 4,648,155.60 = 2,142,176.60 : x
  2. Step 2: Convert to fraction form
    3,098,770.40/4,648,155.60 = 2,142,176.60/x
  3. Step 3: Cross multiply
    3,098,770.40x = 4,648,155.60 × 2,142,176.60
  4. Step 4: Simplify right side
    3,098,770.40x = 9,957,170,159,478.96
  5. Step 5: Solve for x
    x = 9,957,170,159,478.96/3,098,770.40
  6. Step 6: Final answer
    x = 3,213,264.90

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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.