Home / 3,081,969.14-4,623,143.79-1,188,685.94

Finding the Fourth Proportional to 3,081,969.14, 4,623,143.79 and 1,188,685.94

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Solution

The fourth proportional to 3,081,969.14, 4,623,143.79 and 1,188,685.94 is: 1,783,102.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,969.14 : 4,623,143.79 = 1,188,685.94 : x
  2. Step 2: Convert to fraction form
    3,081,969.14/4,623,143.79 = 1,188,685.94/x
  3. Step 3: Cross multiply
    3,081,969.14x = 4,623,143.79 × 1,188,685.94
  4. Step 4: Simplify right side
    3,081,969.14x = 5,495,466,021,771.31
  5. Step 5: Solve for x
    x = 5,495,466,021,771.31/3,081,969.14
  6. Step 6: Final answer
    x = 1,783,102.22

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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.