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Finding the Third Proportional to 789,718.38 and 1,705,528.13

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Solution

The third proportional to 789,718.38 and 1,705,528.13 is: 3,683,371.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,718.38 : 1,705,528.13 = 1,705,528.13 : x
  2. Step 2: Convert to fraction form
    789,718.38/1,705,528.13 = 1,705,528.13/x
  3. Step 3: Cross multiply
    789,718.38x = 1,705,528.13 × 1,705,528.13
  4. Step 4: Simplify right side
    789,718.38x = 2,908,826,185,166.02
  5. Step 5: Solve for x
    x = 2,908,826,185,166.02/789,718.38
  6. Step 6: Final answer
    x = 3,683,371.54

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.