Home / 1,214,750.20-1,820,958.90-944,728.60

Finding the Fourth Proportional to 1,214,750.20, 1,820,958.90 and 944,728.60

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Solution

The fourth proportional to 1,214,750.20, 1,820,958.90 and 944,728.60 is: 1,416,185.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,750.20 : 1,820,958.90 = 944,728.60 : x
  2. Step 2: Convert to fraction form
    1,214,750.20/1,820,958.90 = 944,728.60/x
  3. Step 3: Cross multiply
    1,214,750.20x = 1,820,958.90 × 944,728.60
  4. Step 4: Simplify right side
    1,214,750.20x = 1,720,311,952,254.54
  5. Step 5: Solve for x
    x = 1,720,311,952,254.54/1,214,750.20
  6. Step 6: Final answer
    x = 1,416,185.77

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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.