Home / 2,010,445.20-3,016,202.40-872,719.20

Finding the Fourth Proportional to 2,010,445.20, 3,016,202.40 and 872,719.20

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Solution

The fourth proportional to 2,010,445.20, 3,016,202.40 and 872,719.20 is: 1,309,310.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010,445.20 : 3,016,202.40 = 872,719.20 : x
  2. Step 2: Convert to fraction form
    2,010,445.20/3,016,202.40 = 872,719.20/x
  3. Step 3: Cross multiply
    2,010,445.20x = 3,016,202.40 × 872,719.20
  4. Step 4: Simplify right side
    2,010,445.20x = 2,632,297,745,566.08
  5. Step 5: Solve for x
    x = 2,632,297,745,566.08/2,010,445.20
  6. Step 6: Final answer
    x = 1,309,310.87

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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.