Home / 3,538,026.91-5,306,014.09-1,378,570.33

Finding the Fourth Proportional to 3,538,026.91, 5,306,014.09 and 1,378,570.33

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Solution

The fourth proportional to 3,538,026.91, 5,306,014.09 and 1,378,570.33 is: 2,067,455.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538,026.91 : 5,306,014.09 = 1,378,570.33 : x
  2. Step 2: Convert to fraction form
    3,538,026.91/5,306,014.09 = 1,378,570.33/x
  3. Step 3: Cross multiply
    3,538,026.91x = 5,306,014.09 × 1,378,570.33
  4. Step 4: Simplify right side
    3,538,026.91x = 7,314,713,595,035.95
  5. Step 5: Solve for x
    x = 7,314,713,595,035.95/3,538,026.91
  6. Step 6: Final answer
    x = 2,067,455.61

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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.