Home / 1,324,249.08-1,986,182.43-425,573.52

Finding the Fourth Proportional to 1,324,249.08, 1,986,182.43 and 425,573.52

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Solution

The fourth proportional to 1,324,249.08, 1,986,182.43 and 425,573.52 is: 638,298.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,249.08 : 1,986,182.43 = 425,573.52 : x
  2. Step 2: Convert to fraction form
    1,324,249.08/1,986,182.43 = 425,573.52/x
  3. Step 3: Cross multiply
    1,324,249.08x = 1,986,182.43 × 425,573.52
  4. Step 4: Simplify right side
    1,324,249.08x = 845,266,648,097.25
  5. Step 5: Solve for x
    x = 845,266,648,097.25/1,324,249.08
  6. Step 6: Final answer
    x = 638,298.84

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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.