Home / 1,512,128.70-2,268,193.05-952,256.70

Finding the Fourth Proportional to 1,512,128.70, 2,268,193.05 and 952,256.70

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Solution

The fourth proportional to 1,512,128.70, 2,268,193.05 and 952,256.70 is: 1,428,385.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,128.70 : 2,268,193.05 = 952,256.70 : x
  2. Step 2: Convert to fraction form
    1,512,128.70/2,268,193.05 = 952,256.70/x
  3. Step 3: Cross multiply
    1,512,128.70x = 2,268,193.05 × 952,256.70
  4. Step 4: Simplify right side
    1,512,128.70x = 2,159,902,028,755.93
  5. Step 5: Solve for x
    x = 2,159,902,028,755.93/1,512,128.70
  6. Step 6: Final answer
    x = 1,428,385.05

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Similar ratio
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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.