Home / 1,667,867.75-2,501,861.78-469,894.76

Finding the Fourth Proportional to 1,667,867.75, 2,501,861.78 and 469,894.76

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Solution

The fourth proportional to 1,667,867.75, 2,501,861.78 and 469,894.76 is: 704,859.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,867.75 : 2,501,861.78 = 469,894.76 : x
  2. Step 2: Convert to fraction form
    1,667,867.75/2,501,861.78 = 469,894.76/x
  3. Step 3: Cross multiply
    1,667,867.75x = 2,501,861.78 × 469,894.76
  4. Step 4: Simplify right side
    1,667,867.75x = 1,175,611,738,316.80
  5. Step 5: Solve for x
    x = 1,175,611,738,316.80/1,667,867.75
  6. Step 6: Final answer
    x = 704,859.09

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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.