Home / 1,121,164.13-1,682,013.48-363,005.82

Finding the Fourth Proportional to 1,121,164.13, 1,682,013.48 and 363,005.82

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Solution

The fourth proportional to 1,121,164.13, 1,682,013.48 and 363,005.82 is: 544,595.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,164.13 : 1,682,013.48 = 363,005.82 : x
  2. Step 2: Convert to fraction form
    1,121,164.13/1,682,013.48 = 363,005.82/x
  3. Step 3: Cross multiply
    1,121,164.13x = 1,682,013.48 × 363,005.82
  4. Step 4: Simplify right side
    1,121,164.13x = 610,580,680,743.43
  5. Step 5: Solve for x
    x = 610,580,680,743.43/1,121,164.13
  6. Step 6: Final answer
    x = 544,595.27

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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.