Home / 2,857,760.19-3,946,982.11-1,882,060.81

Finding the Fourth Proportional to 2,857,760.19, 3,946,982.11 and 1,882,060.81

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Solution

The fourth proportional to 2,857,760.19, 3,946,982.11 and 1,882,060.81 is: 2,599,399.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,760.19 : 3,946,982.11 = 1,882,060.81 : x
  2. Step 2: Convert to fraction form
    2,857,760.19/3,946,982.11 = 1,882,060.81/x
  3. Step 3: Cross multiply
    2,857,760.19x = 3,946,982.11 × 1,882,060.81
  4. Step 4: Simplify right side
    2,857,760.19x = 7,428,460,332,429.50
  5. Step 5: Solve for x
    x = 7,428,460,332,429.50/2,857,760.19
  6. Step 6: Final answer
    x = 2,599,399.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.