Home / 1,086,254.60-1,629,965.10-455,232.20

Finding the Fourth Proportional to 1,086,254.60, 1,629,965.10 and 455,232.20

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Solution

The fourth proportional to 1,086,254.60, 1,629,965.10 and 455,232.20 is: 683,092.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,254.60 : 1,629,965.10 = 455,232.20 : x
  2. Step 2: Convert to fraction form
    1,086,254.60/1,629,965.10 = 455,232.20/x
  3. Step 3: Cross multiply
    1,086,254.60x = 1,629,965.10 × 455,232.20
  4. Step 4: Simplify right side
    1,086,254.60x = 742,012,598,396.22
  5. Step 5: Solve for x
    x = 742,012,598,396.22/1,086,254.60
  6. Step 6: Final answer
    x = 683,092.71

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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.