Home / 2,424,268.70-3,345,489.72-1,391,843.10

Finding the Fourth Proportional to 2,424,268.70, 3,345,489.72 and 1,391,843.10

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Solution

The fourth proportional to 2,424,268.70, 3,345,489.72 and 1,391,843.10 is: 1,920,742.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424,268.70 : 3,345,489.72 = 1,391,843.10 : x
  2. Step 2: Convert to fraction form
    2,424,268.70/3,345,489.72 = 1,391,843.10/x
  3. Step 3: Cross multiply
    2,424,268.70x = 3,345,489.72 × 1,391,843.10
  4. Step 4: Simplify right side
    2,424,268.70x = 4,656,396,782,902.93
  5. Step 5: Solve for x
    x = 4,656,396,782,902.93/2,424,268.70
  6. Step 6: Final answer
    x = 1,920,742.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.