Home / 3,800,645.11-5,245,412.16-2,330,293.69

Finding the Fourth Proportional to 3,800,645.11, 5,245,412.16 and 2,330,293.69

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Solution

The fourth proportional to 3,800,645.11, 5,245,412.16 and 2,330,293.69 is: 3,216,125.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800,645.11 : 5,245,412.16 = 2,330,293.69 : x
  2. Step 2: Convert to fraction form
    3,800,645.11/5,245,412.16 = 2,330,293.69/x
  3. Step 3: Cross multiply
    3,800,645.11x = 5,245,412.16 × 2,330,293.69
  4. Step 4: Simplify right side
    3,800,645.11x = 12,223,350,857,897.27
  5. Step 5: Solve for x
    x = 12,223,350,857,897.27/3,800,645.11
  6. Step 6: Final answer
    x = 3,216,125.29

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1.5x scale

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.