Home / 2,132,188.08-2,943,249.12-1,443,523.20

Finding the Fourth Proportional to 2,132,188.08, 2,943,249.12 and 1,443,523.20

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Solution

The fourth proportional to 2,132,188.08, 2,943,249.12 and 1,443,523.20 is: 1,992,623.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,188.08 : 2,943,249.12 = 1,443,523.20 : x
  2. Step 2: Convert to fraction form
    2,132,188.08/2,943,249.12 = 1,443,523.20/x
  3. Step 3: Cross multiply
    2,132,188.08x = 2,943,249.12 × 1,443,523.20
  4. Step 4: Simplify right side
    2,132,188.08x = 4,248,648,388,099.58
  5. Step 5: Solve for x
    x = 4,248,648,388,099.58/2,132,188.08
  6. Step 6: Final answer
    x = 1,992,623.65

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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.