Home / 2,279,221.35-3,146,585.18-1,516,395.75

Finding the Fourth Proportional to 2,279,221.35, 3,146,585.18 and 1,516,395.75

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Solution

The fourth proportional to 2,279,221.35, 3,146,585.18 and 1,516,395.75 is: 2,093,464.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,221.35 : 3,146,585.18 = 1,516,395.75 : x
  2. Step 2: Convert to fraction form
    2,279,221.35/3,146,585.18 = 1,516,395.75/x
  3. Step 3: Cross multiply
    2,279,221.35x = 3,146,585.18 × 1,516,395.75
  4. Step 4: Simplify right side
    2,279,221.35x = 4,771,468,386,383.01
  5. Step 5: Solve for x
    x = 4,771,468,386,383.01/2,279,221.35
  6. Step 6: Final answer
    x = 2,093,464.24

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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.