Home / 2,615,991.88-3,923,948.92-722,691.40

Finding the Fourth Proportional to 2,615,991.88, 3,923,948.92 and 722,691.40

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Solution

The fourth proportional to 2,615,991.88, 3,923,948.92 and 722,691.40 is: 1,084,026.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615,991.88 : 3,923,948.92 = 722,691.40 : x
  2. Step 2: Convert to fraction form
    2,615,991.88/3,923,948.92 = 722,691.40/x
  3. Step 3: Cross multiply
    2,615,991.88x = 3,923,948.92 × 722,691.40
  4. Step 4: Simplify right side
    2,615,991.88x = 2,835,804,138,523.29
  5. Step 5: Solve for x
    x = 2,835,804,138,523.29/2,615,991.88
  6. Step 6: Final answer
    x = 1,084,026.35

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