Home / 3,942,174.63-5,439,875.15-2,223,717.51

Finding the Fourth Proportional to 3,942,174.63, 5,439,875.15 and 2,223,717.51

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Solution

The fourth proportional to 3,942,174.63, 5,439,875.15 and 2,223,717.51 is: 3,068,546.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,174.63 : 5,439,875.15 = 2,223,717.51 : x
  2. Step 2: Convert to fraction form
    3,942,174.63/5,439,875.15 = 2,223,717.51/x
  3. Step 3: Cross multiply
    3,942,174.63x = 5,439,875.15 × 2,223,717.51
  4. Step 4: Simplify right side
    3,942,174.63x = 12,096,745,612,150.29
  5. Step 5: Solve for x
    x = 12,096,745,612,150.29/3,942,174.63
  6. Step 6: Final answer
    x = 3,068,546.36

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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.