Home / 1,214,187.08-1,820,963.27-361,028.96

Finding the Fourth Proportional to 1,214,187.08, 1,820,963.27 and 361,028.96

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Solution

The fourth proportional to 1,214,187.08, 1,820,963.27 and 361,028.96 is: 541,449.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,187.08 : 1,820,963.27 = 361,028.96 : x
  2. Step 2: Convert to fraction form
    1,214,187.08/1,820,963.27 = 361,028.96/x
  3. Step 3: Cross multiply
    1,214,187.08x = 1,820,963.27 × 361,028.96
  4. Step 4: Simplify right side
    1,214,187.08x = 657,420,475,566.30
  5. Step 5: Solve for x
    x = 657,420,475,566.30/1,214,187.08
  6. Step 6: Final answer
    x = 541,449.08

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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.