Home / 5,200,267.60-7,800,401.40-3,069,254.80

Finding the Fourth Proportional to 5,200,267.60, 7,800,401.40 and 3,069,254.80

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Solution

The fourth proportional to 5,200,267.60, 7,800,401.40 and 3,069,254.80 is: 4,603,882.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,267.60 : 7,800,401.40 = 3,069,254.80 : x
  2. Step 2: Convert to fraction form
    5,200,267.60/7,800,401.40 = 3,069,254.80/x
  3. Step 3: Cross multiply
    5,200,267.60x = 7,800,401.40 × 3,069,254.80
  4. Step 4: Simplify right side
    5,200,267.60x = 23,941,419,438,876.72
  5. Step 5: Solve for x
    x = 23,941,419,438,876.72/5,200,267.60
  6. Step 6: Final answer
    x = 4,603,882.20

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1.5x scale

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.