Home / 5,318,091.45-7,977,299.45-2,079,499.77

Finding the Fourth Proportional to 5,318,091.45, 7,977,299.45 and 2,079,499.77

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Solution

The fourth proportional to 5,318,091.45, 7,977,299.45 and 2,079,499.77 is: 3,119,313.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,091.45 : 7,977,299.45 = 2,079,499.77 : x
  2. Step 2: Convert to fraction form
    5,318,091.45/7,977,299.45 = 2,079,499.77/x
  3. Step 3: Cross multiply
    5,318,091.45x = 7,977,299.45 × 2,079,499.77
  4. Step 4: Simplify right side
    5,318,091.45x = 16,588,792,361,098.63
  5. Step 5: Solve for x
    x = 16,588,792,361,098.63/5,318,091.45
  6. Step 6: Final answer
    x = 3,119,313.11

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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.