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Finding the Third Proportional to 719,719 and 1,550,154

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Solution

The third proportional to 719,719 and 1,550,154 is: 3,338,771.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,719 : 1,550,154 = 1,550,154 : x
  2. Step 2: Convert to fraction form
    719,719/1,550,154 = 1,550,154/x
  3. Step 3: Cross multiply
    719,719x = 1,550,154 × 1,550,154
  4. Step 4: Simplify right side
    719,719x = 2,402,977,423,716
  5. Step 5: Solve for x
    x = 2,402,977,423,716/719,719
  6. Step 6: Final answer
    x = 3,338,771.69

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.