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Finding the Third Proportional to 749,684.75 and 1,632,479.50

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Solution

The third proportional to 749,684.75 and 1,632,479.50 is: 3,554,813.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,684.75 : 1,632,479.50 = 1,632,479.50 : x
  2. Step 2: Convert to fraction form
    749,684.75/1,632,479.50 = 1,632,479.50/x
  3. Step 3: Cross multiply
    749,684.75x = 1,632,479.50 × 1,632,479.50
  4. Step 4: Simplify right side
    749,684.75x = 2,664,989,317,920.25
  5. Step 5: Solve for x
    x = 2,664,989,317,920.25/749,684.75
  6. Step 6: Final answer
    x = 3,554,813.30

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.