Home / 2,153,195.40-3,229,793.10-1,515,466.20

Finding the Fourth Proportional to 2,153,195.40, 3,229,793.10 and 1,515,466.20

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Solution

The fourth proportional to 2,153,195.40, 3,229,793.10 and 1,515,466.20 is: 2,273,199.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,195.40 : 3,229,793.10 = 1,515,466.20 : x
  2. Step 2: Convert to fraction form
    2,153,195.40/3,229,793.10 = 1,515,466.20/x
  3. Step 3: Cross multiply
    2,153,195.40x = 3,229,793.10 × 1,515,466.20
  4. Step 4: Simplify right side
    2,153,195.40x = 4,894,642,276,043.22
  5. Step 5: Solve for x
    x = 4,894,642,276,043.22/2,153,195.40
  6. Step 6: Final answer
    x = 2,273,199.30

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Double scale
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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.