Home / 2,798,163.40-4,197,245.10-905,096.20

Finding the Fourth Proportional to 2,798,163.40, 4,197,245.10 and 905,096.20

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Solution

The fourth proportional to 2,798,163.40, 4,197,245.10 and 905,096.20 is: 1,357,644.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,163.40 : 4,197,245.10 = 905,096.20 : x
  2. Step 2: Convert to fraction form
    2,798,163.40/4,197,245.10 = 905,096.20/x
  3. Step 3: Cross multiply
    2,798,163.40x = 4,197,245.10 × 905,096.20
  4. Step 4: Simplify right side
    2,798,163.40x = 3,798,910,590,478.62
  5. Step 5: Solve for x
    x = 3,798,910,590,478.62/2,798,163.40
  6. Step 6: Final answer
    x = 1,357,644.30

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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.