Home / 1,195,540.25-1,649,819.28-651,655.22

Finding the Fourth Proportional to 1,195,540.25, 1,649,819.28 and 651,655.22

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Solution

The fourth proportional to 1,195,540.25, 1,649,819.28 and 651,655.22 is: 899,269.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,540.25 : 1,649,819.28 = 651,655.22 : x
  2. Step 2: Convert to fraction form
    1,195,540.25/1,649,819.28 = 651,655.22/x
  3. Step 3: Cross multiply
    1,195,540.25x = 1,649,819.28 × 651,655.22
  4. Step 4: Simplify right side
    1,195,540.25x = 1,075,113,337,619.55
  5. Step 5: Solve for x
    x = 1,075,113,337,619.55/1,195,540.25
  6. Step 6: Final answer
    x = 899,269.88

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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.