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Finding the Third Proportional to 910,362 and 1,992,157.50

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Solution

The third proportional to 910,362 and 1,992,157.50 is: 4,359,465.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,362 : 1,992,157.50 = 1,992,157.50 : x
  2. Step 2: Convert to fraction form
    910,362/1,992,157.50 = 1,992,157.50/x
  3. Step 3: Cross multiply
    910,362x = 1,992,157.50 × 1,992,157.50
  4. Step 4: Simplify right side
    910,362x = 3,968,691,504,806.25
  5. Step 5: Solve for x
    x = 3,968,691,504,806.25/910,362
  6. Step 6: Final answer
    x = 4,359,465.25

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.