Home / 2,236,475.70-3,086,371.62-1,217,879.64

Finding the Fourth Proportional to 2,236,475.70, 3,086,371.62 and 1,217,879.64

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Solution

The fourth proportional to 2,236,475.70, 3,086,371.62 and 1,217,879.64 is: 1,680,693.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236,475.70 : 3,086,371.62 = 1,217,879.64 : x
  2. Step 2: Convert to fraction form
    2,236,475.70/3,086,371.62 = 1,217,879.64/x
  3. Step 3: Cross multiply
    2,236,475.70x = 3,086,371.62 × 1,217,879.64
  4. Step 4: Simplify right side
    2,236,475.70x = 3,758,829,157,471.82
  5. Step 5: Solve for x
    x = 3,758,829,157,471.82/2,236,475.70
  6. Step 6: Final answer
    x = 1,680,693.05

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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.