Home / 2,005,059.70-3,007,589.55-1,207,898.20

Finding the Fourth Proportional to 2,005,059.70, 3,007,589.55 and 1,207,898.20

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Solution

The fourth proportional to 2,005,059.70, 3,007,589.55 and 1,207,898.20 is: 1,811,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,059.70 : 3,007,589.55 = 1,207,898.20 : x
  2. Step 2: Convert to fraction form
    2,005,059.70/3,007,589.55 = 1,207,898.20/x
  3. Step 3: Cross multiply
    2,005,059.70x = 3,007,589.55 × 1,207,898.20
  4. Step 4: Simplify right side
    2,005,059.70x = 3,632,862,003,783.81
  5. Step 5: Solve for x
    x = 3,632,862,003,783.81/2,005,059.70
  6. Step 6: Final answer
    x = 1,811,847.30

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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.