Home / 2,753,886.11-4,127,875.90-1,331,986.19

Finding the Fourth Proportional to 2,753,886.11, 4,127,875.90 and 1,331,986.19

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Solution

The fourth proportional to 2,753,886.11, 4,127,875.90 and 1,331,986.19 is: 1,996,550.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,886.11 : 4,127,875.90 = 1,331,986.19 : x
  2. Step 2: Convert to fraction form
    2,753,886.11/4,127,875.90 = 1,331,986.19/x
  3. Step 3: Cross multiply
    2,753,886.11x = 4,127,875.90 × 1,331,986.19
  4. Step 4: Simplify right side
    2,753,886.11x = 5,498,273,668,864.48
  5. Step 5: Solve for x
    x = 5,498,273,668,864.48/2,753,886.11
  6. Step 6: Final answer
    x = 1,996,550.86

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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.