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Finding the Third Proportional to 846,387 and 1,830,822.75

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Solution

The third proportional to 846,387 and 1,830,822.75 is: 3,960,259.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,387 : 1,830,822.75 = 1,830,822.75 : x
  2. Step 2: Convert to fraction form
    846,387/1,830,822.75 = 1,830,822.75/x
  3. Step 3: Cross multiply
    846,387x = 1,830,822.75 × 1,830,822.75
  4. Step 4: Simplify right side
    846,387x = 3,351,911,941,917.56
  5. Step 5: Solve for x
    x = 3,351,911,941,917.56/846,387
  6. Step 6: Final answer
    x = 3,960,259.25

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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.