Home / 1,214,186.27-1,820,962.05-361,028.15

Finding the Fourth Proportional to 1,214,186.27, 1,820,962.05 and 361,028.15

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Solution

The fourth proportional to 1,214,186.27, 1,820,962.05 and 361,028.15 is: 541,447.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,186.27 : 1,820,962.05 = 361,028.15 : x
  2. Step 2: Convert to fraction form
    1,214,186.27/1,820,962.05 = 361,028.15/x
  3. Step 3: Cross multiply
    1,214,186.27x = 1,820,962.05 × 361,028.15
  4. Step 4: Simplify right side
    1,214,186.27x = 657,418,564,684.11
  5. Step 5: Solve for x
    x = 657,418,564,684.11/1,214,186.27
  6. Step 6: Final answer
    x = 541,447.87

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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.