Home / 2,580,430.52-3,561,115.66-1,434,530

Finding the Fourth Proportional to 2,580,430.52, 3,561,115.66 and 1,434,530

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Solution

The fourth proportional to 2,580,430.52, 3,561,115.66 and 1,434,530 is: 1,979,718.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,430.52 : 3,561,115.66 = 1,434,530 : x
  2. Step 2: Convert to fraction form
    2,580,430.52/3,561,115.66 = 1,434,530/x
  3. Step 3: Cross multiply
    2,580,430.52x = 3,561,115.66 × 1,434,530
  4. Step 4: Simplify right side
    2,580,430.52x = 5,108,527,247,739.80
  5. Step 5: Solve for x
    x = 5,108,527,247,739.80/2,580,430.52
  6. Step 6: Final answer
    x = 1,979,718.97

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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.