Home / 2,851,640.20-4,277,460.30-857,096.20

Finding the Fourth Proportional to 2,851,640.20, 4,277,460.30 and 857,096.20

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Solution

The fourth proportional to 2,851,640.20, 4,277,460.30 and 857,096.20 is: 1,285,644.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,640.20 : 4,277,460.30 = 857,096.20 : x
  2. Step 2: Convert to fraction form
    2,851,640.20/4,277,460.30 = 857,096.20/x
  3. Step 3: Cross multiply
    2,851,640.20x = 4,277,460.30 × 857,096.20
  4. Step 4: Simplify right side
    2,851,640.20x = 3,666,194,968,780.86
  5. Step 5: Solve for x
    x = 3,666,194,968,780.86/2,851,640.20
  6. Step 6: Final answer
    x = 1,285,644.30

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Double scale
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Similar ratio
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1.5x scale

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.