Home / 1,275,241.76-1,759,305.36-758,892.16

Finding the Fourth Proportional to 1,275,241.76, 1,759,305.36 and 758,892.16

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Solution

The fourth proportional to 1,275,241.76, 1,759,305.36 and 758,892.16 is: 1,046,956.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,241.76 : 1,759,305.36 = 758,892.16 : x
  2. Step 2: Convert to fraction form
    1,275,241.76/1,759,305.36 = 758,892.16/x
  3. Step 3: Cross multiply
    1,275,241.76x = 1,759,305.36 × 758,892.16
  4. Step 4: Simplify right side
    1,275,241.76x = 1,335,123,044,749.98
  5. Step 5: Solve for x
    x = 1,335,123,044,749.98/1,275,241.76
  6. Step 6: Final answer
    x = 1,046,956.81

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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.