Home / 1,227,627.64-1,694,211.28-744,213.16

Finding the Fourth Proportional to 1,227,627.64, 1,694,211.28 and 744,213.16

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Solution

The fourth proportional to 1,227,627.64, 1,694,211.28 and 744,213.16 is: 1,027,065.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,627.64 : 1,694,211.28 = 744,213.16 : x
  2. Step 2: Convert to fraction form
    1,227,627.64/1,694,211.28 = 744,213.16/x
  3. Step 3: Cross multiply
    1,227,627.64x = 1,694,211.28 × 744,213.16
  4. Step 4: Simplify right side
    1,227,627.64x = 1,260,854,330,396.44
  5. Step 5: Solve for x
    x = 1,260,854,330,396.44/1,227,627.64
  6. Step 6: Final answer
    x = 1,027,065.77

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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.