Home / 4,947,319.87-7,421,912.08-1,874,231.19

Finding the Fourth Proportional to 4,947,319.87, 7,421,912.08 and 1,874,231.19

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Solution

The fourth proportional to 4,947,319.87, 7,421,912.08 and 1,874,231.19 is: 2,811,699.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947,319.87 : 7,421,912.08 = 1,874,231.19 : x
  2. Step 2: Convert to fraction form
    4,947,319.87/7,421,912.08 = 1,874,231.19/x
  3. Step 3: Cross multiply
    4,947,319.87x = 7,421,912.08 × 1,874,231.19
  4. Step 4: Simplify right side
    4,947,319.87x = 13,910,379,109,773.78
  5. Step 5: Solve for x
    x = 13,910,379,109,773.78/4,947,319.87
  6. Step 6: Final answer
    x = 2,811,699.97

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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.