Home / 3,986,449.38-5,500,575.81-2,355,122.34

Finding the Fourth Proportional to 3,986,449.38, 5,500,575.81 and 2,355,122.34

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Solution

The fourth proportional to 3,986,449.38, 5,500,575.81 and 2,355,122.34 is: 3,249,640.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,449.38 : 5,500,575.81 = 2,355,122.34 : x
  2. Step 2: Convert to fraction form
    3,986,449.38/5,500,575.81 = 2,355,122.34/x
  3. Step 3: Cross multiply
    3,986,449.38x = 5,500,575.81 × 2,355,122.34
  4. Step 4: Simplify right side
    3,986,449.38x = 12,954,528,972,994.59
  5. Step 5: Solve for x
    x = 12,954,528,972,994.59/3,986,449.38
  6. Step 6: Final answer
    x = 3,249,640.91

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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.