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Finding the Third Proportional to 662,295 and 1,430,454

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Solution

The third proportional to 662,295 and 1,430,454 is: 3,089,557.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,295 : 1,430,454 = 1,430,454 : x
  2. Step 2: Convert to fraction form
    662,295/1,430,454 = 1,430,454/x
  3. Step 3: Cross multiply
    662,295x = 1,430,454 × 1,430,454
  4. Step 4: Simplify right side
    662,295x = 2,046,198,646,116
  5. Step 5: Solve for x
    x = 2,046,198,646,116/662,295
  6. Step 6: Final answer
    x = 3,089,557.74

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.