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Finding the Third Proportional to 651,158 and 1,395,763

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Solution

The third proportional to 651,158 and 1,395,763 is: 2,991,830.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,158 : 1,395,763 = 1,395,763 : x
  2. Step 2: Convert to fraction form
    651,158/1,395,763 = 1,395,763/x
  3. Step 3: Cross multiply
    651,158x = 1,395,763 × 1,395,763
  4. Step 4: Simplify right side
    651,158x = 1,948,154,352,169
  5. Step 5: Solve for x
    x = 1,948,154,352,169/651,158
  6. Step 6: Final answer
    x = 2,991,830.48

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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.