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Finding the Third Proportional to 556,895.25 and 1,213,785

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Solution

The third proportional to 556,895.25 and 1,213,785 is: 2,645,513.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,895.25 : 1,213,785 = 1,213,785 : x
  2. Step 2: Convert to fraction form
    556,895.25/1,213,785 = 1,213,785/x
  3. Step 3: Cross multiply
    556,895.25x = 1,213,785 × 1,213,785
  4. Step 4: Simplify right side
    556,895.25x = 1,473,274,026,225
  5. Step 5: Solve for x
    x = 1,473,274,026,225/556,895.25
  6. Step 6: Final answer
    x = 2,645,513.72

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.