Home / 1,546,212.80-2,133,789.12-867,134.72

Finding the Fourth Proportional to 1,546,212.80, 2,133,789.12 and 867,134.72

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Solution

The fourth proportional to 1,546,212.80, 2,133,789.12 and 867,134.72 is: 1,196,654.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546,212.80 : 2,133,789.12 = 867,134.72 : x
  2. Step 2: Convert to fraction form
    1,546,212.80/2,133,789.12 = 867,134.72/x
  3. Step 3: Cross multiply
    1,546,212.80x = 2,133,789.12 × 867,134.72
  4. Step 4: Simplify right side
    1,546,212.80x = 1,850,282,631,110.25
  5. Step 5: Solve for x
    x = 1,850,282,631,110.25/1,546,212.80
  6. Step 6: Final answer
    x = 1,196,654.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.