Home / 1,613,202.25-2,419,792.60-653,643.70

Finding the Fourth Proportional to 1,613,202.25, 2,419,792.60 and 653,643.70

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Solution

The fourth proportional to 1,613,202.25, 2,419,792.60 and 653,643.70 is: 980,461.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,202.25 : 2,419,792.60 = 653,643.70 : x
  2. Step 2: Convert to fraction form
    1,613,202.25/2,419,792.60 = 653,643.70/x
  3. Step 3: Cross multiply
    1,613,202.25x = 2,419,792.60 × 653,643.70
  4. Step 4: Simplify right side
    1,613,202.25x = 1,581,682,188,296.62
  5. Step 5: Solve for x
    x = 1,581,682,188,296.62/1,613,202.25
  6. Step 6: Final answer
    x = 980,461.18

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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.