Home / 1,398,833.10-2,098,249.65-1,375,505.10

Finding the Fourth Proportional to 1,398,833.10, 2,098,249.65 and 1,375,505.10

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Solution

The fourth proportional to 1,398,833.10, 2,098,249.65 and 1,375,505.10 is: 2,063,257.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,833.10 : 2,098,249.65 = 1,375,505.10 : x
  2. Step 2: Convert to fraction form
    1,398,833.10/2,098,249.65 = 1,375,505.10/x
  3. Step 3: Cross multiply
    1,398,833.10x = 2,098,249.65 × 1,375,505.10
  4. Step 4: Simplify right side
    1,398,833.10x = 2,886,153,094,648.22
  5. Step 5: Solve for x
    x = 2,886,153,094,648.22/1,398,833.10
  6. Step 6: Final answer
    x = 2,063,257.65

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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.