Home / 1,370,016.36-2,052,780.42-729,640.20

Finding the Fourth Proportional to 1,370,016.36, 2,052,780.42 and 729,640.20

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Solution

The fourth proportional to 1,370,016.36, 2,052,780.42 and 729,640.20 is: 1,093,265.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,016.36 : 2,052,780.42 = 729,640.20 : x
  2. Step 2: Convert to fraction form
    1,370,016.36/2,052,780.42 = 729,640.20/x
  3. Step 3: Cross multiply
    1,370,016.36x = 2,052,780.42 × 729,640.20
  4. Step 4: Simplify right side
    1,370,016.36x = 1,497,791,116,204.88
  5. Step 5: Solve for x
    x = 1,497,791,116,204.88/1,370,016.36
  6. Step 6: Final answer
    x = 1,093,265.13

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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.