Home / 1,214,187.27-1,820,963.55-361,029.15

Finding the Fourth Proportional to 1,214,187.27, 1,820,963.55 and 361,029.15

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Solution

The fourth proportional to 1,214,187.27, 1,820,963.55 and 361,029.15 is: 541,449.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,187.27 : 1,820,963.55 = 361,029.15 : x
  2. Step 2: Convert to fraction form
    1,214,187.27/1,820,963.55 = 361,029.15/x
  3. Step 3: Cross multiply
    1,214,187.27x = 1,820,963.55 × 361,029.15
  4. Step 4: Simplify right side
    1,214,187.27x = 657,420,922,637.48
  5. Step 5: Solve for x
    x = 657,420,922,637.48/1,214,187.27
  6. Step 6: Final answer
    x = 541,449.36

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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.