Home / 3,722,133.90-5,583,200.85-1,478,271.90

Finding the Fourth Proportional to 3,722,133.90, 5,583,200.85 and 1,478,271.90

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Solution

The fourth proportional to 3,722,133.90, 5,583,200.85 and 1,478,271.90 is: 2,217,407.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722,133.90 : 5,583,200.85 = 1,478,271.90 : x
  2. Step 2: Convert to fraction form
    3,722,133.90/5,583,200.85 = 1,478,271.90/x
  3. Step 3: Cross multiply
    3,722,133.90x = 5,583,200.85 × 1,478,271.90
  4. Step 4: Simplify right side
    3,722,133.90x = 8,253,488,928,611.11
  5. Step 5: Solve for x
    x = 8,253,488,928,611.11/3,722,133.90
  6. Step 6: Final answer
    x = 2,217,407.85

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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.