Home / 3,945,664.13-5,445,016.49-2,134,828.13

Finding the Fourth Proportional to 3,945,664.13, 5,445,016.49 and 2,134,828.13

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Solution

The fourth proportional to 3,945,664.13, 5,445,016.49 and 2,134,828.13 is: 2,946,062.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,664.13 : 5,445,016.49 = 2,134,828.13 : x
  2. Step 2: Convert to fraction form
    3,945,664.13/5,445,016.49 = 2,134,828.13/x
  3. Step 3: Cross multiply
    3,945,664.13x = 5,445,016.49 × 2,134,828.13
  4. Step 4: Simplify right side
    3,945,664.13x = 11,624,174,349,277.85
  5. Step 5: Solve for x
    x = 11,624,174,349,277.85/3,945,664.13
  6. Step 6: Final answer
    x = 2,946,062.81

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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.