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Finding the Third Proportional to 710,017 and 1,528,290

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Solution

The third proportional to 710,017 and 1,528,290 is: 3,289,597.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,017 : 1,528,290 = 1,528,290 : x
  2. Step 2: Convert to fraction form
    710,017/1,528,290 = 1,528,290/x
  3. Step 3: Cross multiply
    710,017x = 1,528,290 × 1,528,290
  4. Step 4: Simplify right side
    710,017x = 2,335,670,324,100
  5. Step 5: Solve for x
    x = 2,335,670,324,100/710,017
  6. Step 6: Final answer
    x = 3,289,597.75

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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.