Home / 2,260,108.38-3,118,070.55-1,279,822.38

Finding the Fourth Proportional to 2,260,108.38, 3,118,070.55 and 1,279,822.38

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Solution

The fourth proportional to 2,260,108.38, 3,118,070.55 and 1,279,822.38 is: 1,765,657.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260,108.38 : 3,118,070.55 = 1,279,822.38 : x
  2. Step 2: Convert to fraction form
    2,260,108.38/3,118,070.55 = 1,279,822.38/x
  3. Step 3: Cross multiply
    2,260,108.38x = 3,118,070.55 × 1,279,822.38
  4. Step 4: Simplify right side
    2,260,108.38x = 3,990,576,472,308.91
  5. Step 5: Solve for x
    x = 3,990,576,472,308.91/2,260,108.38
  6. Step 6: Final answer
    x = 1,765,657.13

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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.