Home / 2,687,747.60-4,033,176.60-1,005,021.20

Finding the Fourth Proportional to 2,687,747.60, 4,033,176.60 and 1,005,021.20

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Solution

The fourth proportional to 2,687,747.60, 4,033,176.60 and 1,005,021.20 is: 1,508,113.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,747.60 : 4,033,176.60 = 1,005,021.20 : x
  2. Step 2: Convert to fraction form
    2,687,747.60/4,033,176.60 = 1,005,021.20/x
  3. Step 3: Cross multiply
    2,687,747.60x = 4,033,176.60 × 1,005,021.20
  4. Step 4: Simplify right side
    2,687,747.60x = 4,053,427,986,343.92
  5. Step 5: Solve for x
    x = 4,053,427,986,343.92/2,687,747.60
  6. Step 6: Final answer
    x = 1,508,113.33

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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.