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Finding the Third Proportional to 886,377.94 and 1,298,121.19

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Solution

The third proportional to 886,377.94 and 1,298,121.19 is: 1,901,128.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,377.94 : 1,298,121.19 = 1,298,121.19 : x
  2. Step 2: Convert to fraction form
    886,377.94/1,298,121.19 = 1,298,121.19/x
  3. Step 3: Cross multiply
    886,377.94x = 1,298,121.19 × 1,298,121.19
  4. Step 4: Simplify right side
    886,377.94x = 1,685,118,617,436.41
  5. Step 5: Solve for x
    x = 1,685,118,617,436.41/886,377.94
  6. Step 6: Final answer
    x = 1,901,128.79

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.