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Finding the Third Proportional to 1,348,678.13 and 2,889,726.56

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Solution

The third proportional to 1,348,678.13 and 2,889,726.56 is: 6,191,632.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,678.13 : 2,889,726.56 = 2,889,726.56 : x
  2. Step 2: Convert to fraction form
    1,348,678.13/2,889,726.56 = 2,889,726.56/x
  3. Step 3: Cross multiply
    1,348,678.13x = 2,889,726.56 × 2,889,726.56
  4. Step 4: Simplify right side
    1,348,678.13x = 8,350,519,606,018.07
  5. Step 5: Solve for x
    x = 8,350,519,606,018.07/1,348,678.13
  6. Step 6: Final answer
    x = 6,191,632.72

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.