Home / 2,161,065.14-3,241,735.95-831,369.14

Finding the Fourth Proportional to 2,161,065.14, 3,241,735.95 and 831,369.14

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Solution

The fourth proportional to 2,161,065.14, 3,241,735.95 and 831,369.14 is: 1,247,106.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161,065.14 : 3,241,735.95 = 831,369.14 : x
  2. Step 2: Convert to fraction form
    2,161,065.14/3,241,735.95 = 831,369.14/x
  3. Step 3: Cross multiply
    2,161,065.14x = 3,241,735.95 × 831,369.14
  4. Step 4: Simplify right side
    2,161,065.14x = 2,695,079,228,858.58
  5. Step 5: Solve for x
    x = 2,695,079,228,858.58/2,161,065.14
  6. Step 6: Final answer
    x = 1,247,106.89

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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.