Home / 1,174,512.10-1,761,768.15-1,040,667.70

Finding the Fourth Proportional to 1,174,512.10, 1,761,768.15 and 1,040,667.70

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Solution

The fourth proportional to 1,174,512.10, 1,761,768.15 and 1,040,667.70 is: 1,561,001.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,512.10 : 1,761,768.15 = 1,040,667.70 : x
  2. Step 2: Convert to fraction form
    1,174,512.10/1,761,768.15 = 1,040,667.70/x
  3. Step 3: Cross multiply
    1,174,512.10x = 1,761,768.15 × 1,040,667.70
  4. Step 4: Simplify right side
    1,174,512.10x = 1,833,415,208,593.76
  5. Step 5: Solve for x
    x = 1,833,415,208,593.76/1,174,512.10
  6. Step 6: Final answer
    x = 1,561,001.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.