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Finding the Fourth Proportional to 2,036,682, 3,055,023 and 706,986

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Solution

The fourth proportional to 2,036,682, 3,055,023 and 706,986 is: 1,060,479

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,036,682 : 3,055,023 = 706,986 : x
  2. Step 2: Convert to fraction form
    2,036,682/3,055,023 = 706,986/x
  3. Step 3: Cross multiply
    2,036,682x = 3,055,023 × 706,986
  4. Step 4: Simplify right side
    2,036,682x = 2,159,858,490,678
  5. Step 5: Solve for x
    x = 2,159,858,490,678/2,036,682
  6. Step 6: Final answer
    x = 1,060,479

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.