Home / 1,327,357.23-1,833,556.10-1,040,589.28

Finding the Fourth Proportional to 1,327,357.23, 1,833,556.10 and 1,040,589.28

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Solution

The fourth proportional to 1,327,357.23, 1,833,556.10 and 1,040,589.28 is: 1,437,426.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,357.23 : 1,833,556.10 = 1,040,589.28 : x
  2. Step 2: Convert to fraction form
    1,327,357.23/1,833,556.10 = 1,040,589.28/x
  3. Step 3: Cross multiply
    1,327,357.23x = 1,833,556.10 × 1,040,589.28
  4. Step 4: Simplify right side
    1,327,357.23x = 1,907,978,817,772.95
  5. Step 5: Solve for x
    x = 1,907,978,817,772.95/1,327,357.23
  6. Step 6: Final answer
    x = 1,437,426.77

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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.