Home / 4,680,657.60-7,023,319.20-2,660,452.80

Finding the Fourth Proportional to 4,680,657.60, 7,023,319.20 and 2,660,452.80

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Solution

The fourth proportional to 4,680,657.60, 7,023,319.20 and 2,660,452.80 is: 3,992,005.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,657.60 : 7,023,319.20 = 2,660,452.80 : x
  2. Step 2: Convert to fraction form
    4,680,657.60/7,023,319.20 = 2,660,452.80/x
  3. Step 3: Cross multiply
    4,680,657.60x = 7,023,319.20 × 2,660,452.80
  4. Step 4: Simplify right side
    4,680,657.60x = 18,685,209,230,933.76
  5. Step 5: Solve for x
    x = 18,685,209,230,933.76/4,680,657.60
  6. Step 6: Final answer
    x = 3,992,005.15

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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.