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Finding the Third Proportional to 662,246 and 1,430,328

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Solution

The third proportional to 662,246 and 1,430,328 is: 3,089,242.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,246 : 1,430,328 = 1,430,328 : x
  2. Step 2: Convert to fraction form
    662,246/1,430,328 = 1,430,328/x
  3. Step 3: Cross multiply
    662,246x = 1,430,328 × 1,430,328
  4. Step 4: Simplify right side
    662,246x = 2,045,838,187,584
  5. Step 5: Solve for x
    x = 2,045,838,187,584/662,246
  6. Step 6: Final answer
    x = 3,089,242.05

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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.