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Finding the Third Proportional to 1,322,870.06 and 2,897,975.81

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Solution

The third proportional to 1,322,870.06 and 2,897,975.81 is: 6,348,517.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,870.06 : 2,897,975.81 = 2,897,975.81 : x
  2. Step 2: Convert to fraction form
    1,322,870.06/2,897,975.81 = 2,897,975.81/x
  3. Step 3: Cross multiply
    1,322,870.06x = 2,897,975.81 × 2,897,975.81
  4. Step 4: Simplify right side
    1,322,870.06x = 8,398,263,809,835.04
  5. Step 5: Solve for x
    x = 8,398,263,809,835.04/1,322,870.06
  6. Step 6: Final answer
    x = 6,348,517.55

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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.