Home / 2,086,770.26-3,130,452.51-647,578.04

Finding the Fourth Proportional to 2,086,770.26, 3,130,452.51 and 647,578.04

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Solution

The fourth proportional to 2,086,770.26, 3,130,452.51 and 647,578.04 is: 971,459.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,770.26 : 3,130,452.51 = 647,578.04 : x
  2. Step 2: Convert to fraction form
    2,086,770.26/3,130,452.51 = 647,578.04/x
  3. Step 3: Cross multiply
    2,086,770.26x = 3,130,452.51 × 647,578.04
  4. Step 4: Simplify right side
    2,086,770.26x = 2,027,212,302,970.33
  5. Step 5: Solve for x
    x = 2,027,212,302,970.33/2,086,770.26
  6. Step 6: Final answer
    x = 971,459.26

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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.