Home / 1,452,945.90-2,180,196.45-654,350.70

Finding the Fourth Proportional to 1,452,945.90, 2,180,196.45 and 654,350.70

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Solution

The fourth proportional to 1,452,945.90, 2,180,196.45 and 654,350.70 is: 981,876.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,945.90 : 2,180,196.45 = 654,350.70 : x
  2. Step 2: Convert to fraction form
    1,452,945.90/2,180,196.45 = 654,350.70/x
  3. Step 3: Cross multiply
    1,452,945.90x = 2,180,196.45 × 654,350.70
  4. Step 4: Simplify right side
    1,452,945.90x = 1,426,613,073,195.02
  5. Step 5: Solve for x
    x = 1,426,613,073,195.02/1,452,945.90
  6. Step 6: Final answer
    x = 981,876.25

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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.