Home / 1,512,180.90-2,268,672.30-658,886.40

Finding the Fourth Proportional to 1,512,180.90, 2,268,672.30 and 658,886.40

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Solution

The fourth proportional to 1,512,180.90, 2,268,672.30 and 658,886.40 is: 988,504.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,180.90 : 2,268,672.30 = 658,886.40 : x
  2. Step 2: Convert to fraction form
    1,512,180.90/2,268,672.30 = 658,886.40/x
  3. Step 3: Cross multiply
    1,512,180.90x = 2,268,672.30 × 658,886.40
  4. Step 4: Simplify right side
    1,512,180.90x = 1,494,797,324,526.72
  5. Step 5: Solve for x
    x = 1,494,797,324,526.72/1,512,180.90
  6. Step 6: Final answer
    x = 988,504.30

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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.