Home / 2,277,114.20-3,414,749.70-780,435.80

Finding the Fourth Proportional to 2,277,114.20, 3,414,749.70 and 780,435.80

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Solution

The fourth proportional to 2,277,114.20, 3,414,749.70 and 780,435.80 is: 1,170,337.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,277,114.20 : 3,414,749.70 = 780,435.80 : x
  2. Step 2: Convert to fraction form
    2,277,114.20/3,414,749.70 = 780,435.80/x
  3. Step 3: Cross multiply
    2,277,114.20x = 3,414,749.70 × 780,435.80
  4. Step 4: Simplify right side
    2,277,114.20x = 2,664,992,913,919.26
  5. Step 5: Solve for x
    x = 2,664,992,913,919.26/2,277,114.20
  6. Step 6: Final answer
    x = 1,170,337.84

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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.