Home / 1,397,800.88-2,096,467.78-387,025.01

Finding the Fourth Proportional to 1,397,800.88, 2,096,467.78 and 387,025.01

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Solution

The fourth proportional to 1,397,800.88, 2,096,467.78 and 387,025.01 is: 580,472.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,800.88 : 2,096,467.78 = 387,025.01 : x
  2. Step 2: Convert to fraction form
    1,397,800.88/2,096,467.78 = 387,025.01/x
  3. Step 3: Cross multiply
    1,397,800.88x = 2,096,467.78 × 387,025.01
  4. Step 4: Simplify right side
    1,397,800.88x = 811,385,463,519.18
  5. Step 5: Solve for x
    x = 811,385,463,519.18/1,397,800.88
  6. Step 6: Final answer
    x = 580,472.85

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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.