Home / 1,227,672.76-1,694,273.48-744,258.28

Finding the Fourth Proportional to 1,227,672.76, 1,694,273.48 and 744,258.28

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Solution

The fourth proportional to 1,227,672.76, 1,694,273.48 and 744,258.28 is: 1,027,128.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,672.76 : 1,694,273.48 = 744,258.28 : x
  2. Step 2: Convert to fraction form
    1,227,672.76/1,694,273.48 = 744,258.28/x
  3. Step 3: Cross multiply
    1,227,672.76x = 1,694,273.48 × 744,258.28
  4. Step 4: Simplify right side
    1,227,672.76x = 1,260,977,066,074.41
  5. Step 5: Solve for x
    x = 1,260,977,066,074.41/1,227,672.76
  6. Step 6: Final answer
    x = 1,027,128.00

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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.