Home / 1,214,197.59-1,820,978.92-361,039.48

Finding the Fourth Proportional to 1,214,197.59, 1,820,978.92 and 361,039.48

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Solution

The fourth proportional to 1,214,197.59, 1,820,978.92 and 361,039.48 is: 541,464.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,197.59 : 1,820,978.92 = 361,039.48 : x
  2. Step 2: Convert to fraction form
    1,214,197.59/1,820,978.92 = 361,039.48/x
  3. Step 3: Cross multiply
    1,214,197.59x = 1,820,978.92 × 361,039.48
  4. Step 4: Simplify right side
    1,214,197.59x = 657,445,278,266.61
  5. Step 5: Solve for x
    x = 657,445,278,266.61/1,214,197.59
  6. Step 6: Final answer
    x = 541,464.82

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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.