Home / 1,817,438.92-2,508,057.48-1,001,640.82

Finding the Fourth Proportional to 1,817,438.92, 2,508,057.48 and 1,001,640.82

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Solution

The fourth proportional to 1,817,438.92, 2,508,057.48 and 1,001,640.82 is: 1,382,259.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,438.92 : 2,508,057.48 = 1,001,640.82 : x
  2. Step 2: Convert to fraction form
    1,817,438.92/2,508,057.48 = 1,001,640.82/x
  3. Step 3: Cross multiply
    1,817,438.92x = 2,508,057.48 × 1,001,640.82
  4. Step 4: Simplify right side
    1,817,438.92x = 2,512,172,750,874.33
  5. Step 5: Solve for x
    x = 2,512,172,750,874.33/1,817,438.92
  6. Step 6: Final answer
    x = 1,382,259.80

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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.