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Finding the Third Proportional to 1,299,822.19 and 2,805,159.52

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Solution

The third proportional to 1,299,822.19 and 2,805,159.52 is: 6,053,843.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,822.19 : 2,805,159.52 = 2,805,159.52 : x
  2. Step 2: Convert to fraction form
    1,299,822.19/2,805,159.52 = 2,805,159.52/x
  3. Step 3: Cross multiply
    1,299,822.19x = 2,805,159.52 × 2,805,159.52
  4. Step 4: Simplify right side
    1,299,822.19x = 7,868,919,908,101.49
  5. Step 5: Solve for x
    x = 7,868,919,908,101.49/1,299,822.19
  6. Step 6: Final answer
    x = 6,053,843.35

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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.