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Finding the Third Proportional to 3,120,133.50 and 4,793,742

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Solution

The third proportional to 3,120,133.50 and 4,793,742 is: 7,365,057.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,133.50 : 4,793,742 = 4,793,742 : x
  2. Step 2: Convert to fraction form
    3,120,133.50/4,793,742 = 4,793,742/x
  3. Step 3: Cross multiply
    3,120,133.50x = 4,793,742 × 4,793,742
  4. Step 4: Simplify right side
    3,120,133.50x = 22,979,962,362,564
  5. Step 5: Solve for x
    x = 22,979,962,362,564/3,120,133.50
  6. Step 6: Final answer
    x = 7,365,057.41

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.