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Finding the Third Proportional to 761,988 and 1,628,952

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Solution

The third proportional to 761,988 and 1,628,952 is: 3,482,318.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,988 : 1,628,952 = 1,628,952 : x
  2. Step 2: Convert to fraction form
    761,988/1,628,952 = 1,628,952/x
  3. Step 3: Cross multiply
    761,988x = 1,628,952 × 1,628,952
  4. Step 4: Simplify right side
    761,988x = 2,653,484,618,304
  5. Step 5: Solve for x
    x = 2,653,484,618,304/761,988
  6. Step 6: Final answer
    x = 3,482,318.12

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.