Home / 3,644,081.75-5,465,562.09-1,215,277.52

Finding the Fourth Proportional to 3,644,081.75, 5,465,562.09 and 1,215,277.52

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Solution

The fourth proportional to 3,644,081.75, 5,465,562.09 and 1,215,277.52 is: 1,822,729.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644,081.75 : 5,465,562.09 = 1,215,277.52 : x
  2. Step 2: Convert to fraction form
    3,644,081.75/5,465,562.09 = 1,215,277.52/x
  3. Step 3: Cross multiply
    3,644,081.75x = 5,465,562.09 × 1,215,277.52
  4. Step 4: Simplify right side
    3,644,081.75x = 6,642,174,714,813.41
  5. Step 5: Solve for x
    x = 6,642,174,714,813.41/3,644,081.75
  6. Step 6: Final answer
    x = 1,822,729.34

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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.