Home / 5,200,292.60-7,800,438.90-3,069,279.80

Finding the Fourth Proportional to 5,200,292.60, 7,800,438.90 and 3,069,279.80

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Solution

The fourth proportional to 5,200,292.60, 7,800,438.90 and 3,069,279.80 is: 4,603,919.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,292.60 : 7,800,438.90 = 3,069,279.80 : x
  2. Step 2: Convert to fraction form
    5,200,292.60/7,800,438.90 = 3,069,279.80/x
  3. Step 3: Cross multiply
    5,200,292.60x = 7,800,438.90 × 3,069,279.80
  4. Step 4: Simplify right side
    5,200,292.60x = 23,941,729,546,904.22
  5. Step 5: Solve for x
    x = 23,941,729,546,904.22/5,200,292.60
  6. Step 6: Final answer
    x = 4,603,919.70

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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.