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Finding the Third Proportional to 702,932 and 1,089,391

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Solution

The third proportional to 702,932 and 1,089,391 is: 1,688,318.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,932 : 1,089,391 = 1,089,391 : x
  2. Step 2: Convert to fraction form
    702,932/1,089,391 = 1,089,391/x
  3. Step 3: Cross multiply
    702,932x = 1,089,391 × 1,089,391
  4. Step 4: Simplify right side
    702,932x = 1,186,772,750,881
  5. Step 5: Solve for x
    x = 1,186,772,750,881/702,932
  6. Step 6: Final answer
    x = 1,688,318.00

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.