Home / 3,380,036.64-5,070,063.60-855,692.16

Finding the Fourth Proportional to 3,380,036.64, 5,070,063.60 and 855,692.16

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Solution

The fourth proportional to 3,380,036.64, 5,070,063.60 and 855,692.16 is: 1,283,540.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,036.64 : 5,070,063.60 = 855,692.16 : x
  2. Step 2: Convert to fraction form
    3,380,036.64/5,070,063.60 = 855,692.16/x
  3. Step 3: Cross multiply
    3,380,036.64x = 5,070,063.60 × 855,692.16
  4. Step 4: Simplify right side
    3,380,036.64x = 4,338,413,673,221.38
  5. Step 5: Solve for x
    x = 4,338,413,673,221.38/3,380,036.64
  6. Step 6: Final answer
    x = 1,283,540.43

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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.