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Finding the Fourth Proportional to 3,394,292.40, 5,091,323.40 and 869,972.40

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Solution

The fourth proportional to 3,394,292.40, 5,091,323.40 and 869,972.40 is: 1,304,929.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394,292.40 : 5,091,323.40 = 869,972.40 : x
  2. Step 2: Convert to fraction form
    3,394,292.40/5,091,323.40 = 869,972.40/x
  3. Step 3: Cross multiply
    3,394,292.40x = 5,091,323.40 × 869,972.40
  4. Step 4: Simplify right side
    3,394,292.40x = 4,429,310,837,474.16
  5. Step 5: Solve for x
    x = 4,429,310,837,474.16/3,394,292.40
  6. Step 6: Final answer
    x = 1,304,929.07

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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.