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Finding the Third Proportional to 759,920 and 1,185,888

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Solution

The third proportional to 759,920 and 1,185,888 is: 1,850,629.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,920 : 1,185,888 = 1,185,888 : x
  2. Step 2: Convert to fraction form
    759,920/1,185,888 = 1,185,888/x
  3. Step 3: Cross multiply
    759,920x = 1,185,888 × 1,185,888
  4. Step 4: Simplify right side
    759,920x = 1,406,330,348,544
  5. Step 5: Solve for x
    x = 1,406,330,348,544/759,920
  6. Step 6: Final answer
    x = 1,850,629.47

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.