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Finding the Third Proportional to 1,210,770 and 2,631,492

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Solution

The third proportional to 1,210,770 and 2,631,492 is: 5,719,294.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,770 : 2,631,492 = 2,631,492 : x
  2. Step 2: Convert to fraction form
    1,210,770/2,631,492 = 2,631,492/x
  3. Step 3: Cross multiply
    1,210,770x = 2,631,492 × 2,631,492
  4. Step 4: Simplify right side
    1,210,770x = 6,924,750,146,064
  5. Step 5: Solve for x
    x = 6,924,750,146,064/1,210,770
  6. Step 6: Final answer
    x = 5,719,294.45

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.