Home / 1,295,502.38-1,787,793.08-722,530.26

Finding the Fourth Proportional to 1,295,502.38, 1,787,793.08 and 722,530.26

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Solution

The fourth proportional to 1,295,502.38, 1,787,793.08 and 722,530.26 is: 997,091.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,502.38 : 1,787,793.08 = 722,530.26 : x
  2. Step 2: Convert to fraction form
    1,295,502.38/1,787,793.08 = 722,530.26/x
  3. Step 3: Cross multiply
    1,295,502.38x = 1,787,793.08 × 722,530.26
  4. Step 4: Simplify right side
    1,295,502.38x = 1,291,734,598,918.60
  5. Step 5: Solve for x
    x = 1,291,734,598,918.60/1,295,502.38
  6. Step 6: Final answer
    x = 997,091.64

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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.