Home / 1,512,180-2,268,690.38-659,326.18

Finding the Fourth Proportional to 1,512,180, 2,268,690.38 and 659,326.18

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Solution

The fourth proportional to 1,512,180, 2,268,690.38 and 659,326.18 is: 989,172.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,180 : 2,268,690.38 = 659,326.18 : x
  2. Step 2: Convert to fraction form
    1,512,180/2,268,690.38 = 659,326.18/x
  3. Step 3: Cross multiply
    1,512,180x = 2,268,690.38 × 659,326.18
  4. Step 4: Simplify right side
    1,512,180x = 1,495,806,961,848.15
  5. Step 5: Solve for x
    x = 1,495,806,961,848.15/1,512,180
  6. Step 6: Final answer
    x = 989,172.56

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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.