Home / 1,610,915.82-2,416,318.99-412,849.89

Finding the Fourth Proportional to 1,610,915.82, 2,416,318.99 and 412,849.89

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Solution

The fourth proportional to 1,610,915.82, 2,416,318.99 and 412,849.89 is: 619,260.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,915.82 : 2,416,318.99 = 412,849.89 : x
  2. Step 2: Convert to fraction form
    1,610,915.82/2,416,318.99 = 412,849.89/x
  3. Step 3: Cross multiply
    1,610,915.82x = 2,416,318.99 × 412,849.89
  4. Step 4: Simplify right side
    1,610,915.82x = 997,577,029,226.41
  5. Step 5: Solve for x
    x = 997,577,029,226.41/1,610,915.82
  6. Step 6: Final answer
    x = 619,260.81

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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.