Home / 1,295,497.38-1,787,786.19-722,525.25

Finding the Fourth Proportional to 1,295,497.38, 1,787,786.19 and 722,525.25

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Solution

The fourth proportional to 1,295,497.38, 1,787,786.19 and 722,525.25 is: 997,084.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,497.38 : 1,787,786.19 = 722,525.25 : x
  2. Step 2: Convert to fraction form
    1,295,497.38/1,787,786.19 = 722,525.25/x
  3. Step 3: Cross multiply
    1,295,497.38x = 1,787,786.19 × 722,525.25
  4. Step 4: Simplify right side
    1,295,497.38x = 1,291,720,663,876.30
  5. Step 5: Solve for x
    x = 1,291,720,663,876.30/1,295,497.38
  6. Step 6: Final answer
    x = 997,084.74

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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.