Home / 2,241,520.85-3,361,920.39-643,720.52

Finding the Fourth Proportional to 2,241,520.85, 3,361,920.39 and 643,720.52

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Solution

The fourth proportional to 2,241,520.85, 3,361,920.39 and 643,720.52 is: 965,477.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241,520.85 : 3,361,920.39 = 643,720.52 : x
  2. Step 2: Convert to fraction form
    2,241,520.85/3,361,920.39 = 643,720.52/x
  3. Step 3: Cross multiply
    2,241,520.85x = 3,361,920.39 × 643,720.52
  4. Step 4: Simplify right side
    2,241,520.85x = 2,164,137,150,054.20
  5. Step 5: Solve for x
    x = 2,164,137,150,054.20/2,241,520.85
  6. Step 6: Final answer
    x = 965,477.14

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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.