Home / 4,114,872.29-6,172,603.68-1,419,157.86

Finding the Fourth Proportional to 4,114,872.29, 6,172,603.68 and 1,419,157.86

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Solution

The fourth proportional to 4,114,872.29, 6,172,603.68 and 1,419,157.86 is: 2,128,838.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114,872.29 : 6,172,603.68 = 1,419,157.86 : x
  2. Step 2: Convert to fraction form
    4,114,872.29/6,172,603.68 = 1,419,157.86/x
  3. Step 3: Cross multiply
    4,114,872.29x = 6,172,603.68 × 1,419,157.86
  4. Step 4: Simplify right side
    4,114,872.29x = 8,759,899,029,136.93
  5. Step 5: Solve for x
    x = 8,759,899,029,136.93/4,114,872.29
  6. Step 6: Final answer
    x = 2,128,838.62

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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.