Home / 1,610,377.28-2,222,348.28-885,255.56

Finding the Fourth Proportional to 1,610,377.28, 2,222,348.28 and 885,255.56

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Solution

The fourth proportional to 1,610,377.28, 2,222,348.28 and 885,255.56 is: 1,221,667.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,377.28 : 2,222,348.28 = 885,255.56 : x
  2. Step 2: Convert to fraction form
    1,610,377.28/2,222,348.28 = 885,255.56/x
  3. Step 3: Cross multiply
    1,610,377.28x = 2,222,348.28 × 885,255.56
  4. Step 4: Simplify right side
    1,610,377.28x = 1,967,346,171,126.44
  5. Step 5: Solve for x
    x = 1,967,346,171,126.44/1,610,377.28
  6. Step 6: Final answer
    x = 1,221,667.86

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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.