Home / 1,121,937.60-1,682,863.20-373,983.60

Finding the Fourth Proportional to 1,121,937.60, 1,682,863.20 and 373,983.60

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Solution

The fourth proportional to 1,121,937.60, 1,682,863.20 and 373,983.60 is: 560,961.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,937.60 : 1,682,863.20 = 373,983.60 : x
  2. Step 2: Convert to fraction form
    1,121,937.60/1,682,863.20 = 373,983.60/x
  3. Step 3: Cross multiply
    1,121,937.60x = 1,682,863.20 × 373,983.60
  4. Step 4: Simplify right side
    1,121,937.60x = 629,363,237,843.52
  5. Step 5: Solve for x
    x = 629,363,237,843.52/1,121,937.60
  6. Step 6: Final answer
    x = 560,961.00

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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.