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Finding the Third Proportional to 1,331,903.25 and 2,888,338.50

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Solution

The third proportional to 1,331,903.25 and 2,888,338.50 is: 6,263,592.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,903.25 : 2,888,338.50 = 2,888,338.50 : x
  2. Step 2: Convert to fraction form
    1,331,903.25/2,888,338.50 = 2,888,338.50/x
  3. Step 3: Cross multiply
    1,331,903.25x = 2,888,338.50 × 2,888,338.50
  4. Step 4: Simplify right side
    1,331,903.25x = 8,342,499,290,582.25
  5. Step 5: Solve for x
    x = 8,342,499,290,582.25/1,331,903.25
  6. Step 6: Final answer
    x = 6,263,592.56

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.