Home / 2,433,992.40-3,643,990.20-1,489,208.40

Finding the Fourth Proportional to 2,433,992.40, 3,643,990.20 and 1,489,208.40

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Solution

The fourth proportional to 2,433,992.40, 3,643,990.20 and 1,489,208.40 is: 2,229,530.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,433,992.40 : 3,643,990.20 = 1,489,208.40 : x
  2. Step 2: Convert to fraction form
    2,433,992.40/3,643,990.20 = 1,489,208.40/x
  3. Step 3: Cross multiply
    2,433,992.40x = 3,643,990.20 × 1,489,208.40
  4. Step 4: Simplify right side
    2,433,992.40x = 5,426,660,815,357.68
  5. Step 5: Solve for x
    x = 5,426,660,815,357.68/2,433,992.40
  6. Step 6: Final answer
    x = 2,229,530.71

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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.