Home / 1,811,911.70-2,715,874.50-746,372.50

Finding the Fourth Proportional to 1,811,911.70, 2,715,874.50 and 746,372.50

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Solution

The fourth proportional to 1,811,911.70, 2,715,874.50 and 746,372.50 is: 1,118,737.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,911.70 : 2,715,874.50 = 746,372.50 : x
  2. Step 2: Convert to fraction form
    1,811,911.70/2,715,874.50 = 746,372.50/x
  3. Step 3: Cross multiply
    1,811,911.70x = 2,715,874.50 × 746,372.50
  4. Step 4: Simplify right side
    1,811,911.70x = 2,027,054,040,251.25
  5. Step 5: Solve for x
    x = 2,027,054,040,251.25/1,811,911.70
  6. Step 6: Final answer
    x = 1,118,737.76

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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.