Home / 4,766,520.60-7,140,449.70-2,867,621.40

Finding the Fourth Proportional to 4,766,520.60, 7,140,449.70 and 2,867,621.40

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Solution

The fourth proportional to 4,766,520.60, 7,140,449.70 and 2,867,621.40 is: 4,295,818.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,766,520.60 : 7,140,449.70 = 2,867,621.40 : x
  2. Step 2: Convert to fraction form
    4,766,520.60/7,140,449.70 = 2,867,621.40/x
  3. Step 3: Cross multiply
    4,766,520.60x = 7,140,449.70 × 2,867,621.40
  4. Step 4: Simplify right side
    4,766,520.60x = 20,476,106,365,343.58
  5. Step 5: Solve for x
    x = 20,476,106,365,343.58/4,766,520.60
  6. Step 6: Final answer
    x = 4,295,818.29

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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.