Home / 2,084,206.78-3,126,305.31-1,369,062.64

Finding the Fourth Proportional to 2,084,206.78, 3,126,305.31 and 1,369,062.64

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Solution

The fourth proportional to 2,084,206.78, 3,126,305.31 and 1,369,062.64 is: 2,053,590.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,206.78 : 3,126,305.31 = 1,369,062.64 : x
  2. Step 2: Convert to fraction form
    2,084,206.78/3,126,305.31 = 1,369,062.64/x
  3. Step 3: Cross multiply
    2,084,206.78x = 3,126,305.31 × 1,369,062.64
  4. Step 4: Simplify right side
    2,084,206.78x = 4,280,107,801,154.62
  5. Step 5: Solve for x
    x = 4,280,107,801,154.62/2,084,206.78
  6. Step 6: Final answer
    x = 2,053,590.77

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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.