Home / 1,243,964.76-1,716,241.77-754,091.34

Finding the Fourth Proportional to 1,243,964.76, 1,716,241.77 and 754,091.34

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Solution

The fourth proportional to 1,243,964.76, 1,716,241.77 and 754,091.34 is: 1,040,385.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,964.76 : 1,716,241.77 = 754,091.34 : x
  2. Step 2: Convert to fraction form
    1,243,964.76/1,716,241.77 = 754,091.34/x
  3. Step 3: Cross multiply
    1,243,964.76x = 1,716,241.77 × 754,091.34
  4. Step 4: Simplify right side
    1,243,964.76x = 1,294,203,056,103.27
  5. Step 5: Solve for x
    x = 1,294,203,056,103.27/1,243,964.76
  6. Step 6: Final answer
    x = 1,040,385.63

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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.