Home / 3,758,037.45-5,637,007.04-918,174.21

Finding the Fourth Proportional to 3,758,037.45, 5,637,007.04 and 918,174.21

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Solution

The fourth proportional to 3,758,037.45, 5,637,007.04 and 918,174.21 is: 1,377,249.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758,037.45 : 5,637,007.04 = 918,174.21 : x
  2. Step 2: Convert to fraction form
    3,758,037.45/5,637,007.04 = 918,174.21/x
  3. Step 3: Cross multiply
    3,758,037.45x = 5,637,007.04 × 918,174.21
  4. Step 4: Simplify right side
    3,758,037.45x = 5,175,754,481,125.57
  5. Step 5: Solve for x
    x = 5,175,754,481,125.57/3,758,037.45
  6. Step 6: Final answer
    x = 1,377,249.31

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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.