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Finding the Third Proportional to 555,135.75 and 1,210,668

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Solution

The third proportional to 555,135.75 and 1,210,668 is: 2,640,285.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,135.75 : 1,210,668 = 1,210,668 : x
  2. Step 2: Convert to fraction form
    555,135.75/1,210,668 = 1,210,668/x
  3. Step 3: Cross multiply
    555,135.75x = 1,210,668 × 1,210,668
  4. Step 4: Simplify right side
    555,135.75x = 1,465,717,006,224
  5. Step 5: Solve for x
    x = 1,465,717,006,224/555,135.75
  6. Step 6: Final answer
    x = 2,640,285.74

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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.