Home / 5,652,217.20-8,478,350.56-1,814,622.72

Finding the Fourth Proportional to 5,652,217.20, 8,478,350.56 and 1,814,622.72

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Solution

The fourth proportional to 5,652,217.20, 8,478,350.56 and 1,814,622.72 is: 2,721,942.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652,217.20 : 8,478,350.56 = 1,814,622.72 : x
  2. Step 2: Convert to fraction form
    5,652,217.20/8,478,350.56 = 1,814,622.72/x
  3. Step 3: Cross multiply
    5,652,217.20x = 8,478,350.56 × 1,814,622.72
  4. Step 4: Simplify right side
    5,652,217.20x = 15,385,007,554,300.72
  5. Step 5: Solve for x
    x = 15,385,007,554,300.72/5,652,217.20
  6. Step 6: Final answer
    x = 2,721,942.03

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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.