Home / 3,936,438.20-5,904,657.30-1,096,988.60

Finding the Fourth Proportional to 3,936,438.20, 5,904,657.30 and 1,096,988.60

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Solution

The fourth proportional to 3,936,438.20, 5,904,657.30 and 1,096,988.60 is: 1,645,482.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936,438.20 : 5,904,657.30 = 1,096,988.60 : x
  2. Step 2: Convert to fraction form
    3,936,438.20/5,904,657.30 = 1,096,988.60/x
  3. Step 3: Cross multiply
    3,936,438.20x = 5,904,657.30 × 1,096,988.60
  4. Step 4: Simplify right side
    3,936,438.20x = 6,477,341,745,006.78
  5. Step 5: Solve for x
    x = 6,477,341,745,006.78/3,936,438.20
  6. Step 6: Final answer
    x = 1,645,482.90

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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.