Home / 2,218,079.28-3,061,779-1,727,078.16

Finding the Fourth Proportional to 2,218,079.28, 3,061,779 and 1,727,078.16

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Solution

The fourth proportional to 2,218,079.28, 3,061,779 and 1,727,078.16 is: 2,384,013.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,079.28 : 3,061,779 = 1,727,078.16 : x
  2. Step 2: Convert to fraction form
    2,218,079.28/3,061,779 = 1,727,078.16/x
  3. Step 3: Cross multiply
    2,218,079.28x = 3,061,779 × 1,727,078.16
  4. Step 4: Simplify right side
    2,218,079.28x = 5,287,931,641,646.64
  5. Step 5: Solve for x
    x = 5,287,931,641,646.64/2,218,079.28
  6. Step 6: Final answer
    x = 2,384,013.81

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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.