Home / 1,812,001.30-2,500,563.39-996,218.86

Finding the Fourth Proportional to 1,812,001.30, 2,500,563.39 and 996,218.86

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Solution

The fourth proportional to 1,812,001.30, 2,500,563.39 and 996,218.86 is: 1,374,782.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,001.30 : 2,500,563.39 = 996,218.86 : x
  2. Step 2: Convert to fraction form
    1,812,001.30/2,500,563.39 = 996,218.86/x
  3. Step 3: Cross multiply
    1,812,001.30x = 2,500,563.39 × 996,218.86
  4. Step 4: Simplify right side
    1,812,001.30x = 2,491,108,409,743.54
  5. Step 5: Solve for x
    x = 2,491,108,409,743.54/1,812,001.30
  6. Step 6: Final answer
    x = 1,374,782.90

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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.