Home / 3,942,171.37-5,439,870.66-2,223,714.25

Finding the Fourth Proportional to 3,942,171.37, 5,439,870.66 and 2,223,714.25

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Solution

The fourth proportional to 3,942,171.37, 5,439,870.66 and 2,223,714.25 is: 3,068,541.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,171.37 : 5,439,870.66 = 2,223,714.25 : x
  2. Step 2: Convert to fraction form
    3,942,171.37/5,439,870.66 = 2,223,714.25/x
  3. Step 3: Cross multiply
    3,942,171.37x = 5,439,870.66 × 2,223,714.25
  4. Step 4: Simplify right side
    3,942,171.37x = 12,096,717,904,798.91
  5. Step 5: Solve for x
    x = 12,096,717,904,798.91/3,942,171.37
  6. Step 6: Final answer
    x = 3,068,541.87

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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.