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Finding the Third Proportional to 979,522.75 and 1,513,611.50

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Solution

The third proportional to 979,522.75 and 1,513,611.50 is: 2,338,914.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,522.75 : 1,513,611.50 = 1,513,611.50 : x
  2. Step 2: Convert to fraction form
    979,522.75/1,513,611.50 = 1,513,611.50/x
  3. Step 3: Cross multiply
    979,522.75x = 1,513,611.50 × 1,513,611.50
  4. Step 4: Simplify right side
    979,522.75x = 2,291,019,772,932.25
  5. Step 5: Solve for x
    x = 2,291,019,772,932.25/979,522.75
  6. Step 6: Final answer
    x = 2,338,914.31

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.