Home / 1,522,219.26-2,100,731.82-843,155.76

Finding the Fourth Proportional to 1,522,219.26, 2,100,731.82 and 843,155.76

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Solution

The fourth proportional to 1,522,219.26, 2,100,731.82 and 843,155.76 is: 1,163,593.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,219.26 : 2,100,731.82 = 843,155.76 : x
  2. Step 2: Convert to fraction form
    1,522,219.26/2,100,731.82 = 843,155.76/x
  3. Step 3: Cross multiply
    1,522,219.26x = 2,100,731.82 × 843,155.76
  4. Step 4: Simplify right side
    1,522,219.26x = 1,771,244,134,248.28
  5. Step 5: Solve for x
    x = 1,771,244,134,248.28/1,522,219.26
  6. Step 6: Final answer
    x = 1,163,593.30

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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.