Home / 5,300,879.18-7,950,372.30-1,410,358.67

Finding the Fourth Proportional to 5,300,879.18, 7,950,372.30 and 1,410,358.67

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Solution

The fourth proportional to 5,300,879.18, 7,950,372.30 and 1,410,358.67 is: 2,115,286.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,300,879.18 : 7,950,372.30 = 1,410,358.67 : x
  2. Step 2: Convert to fraction form
    5,300,879.18/7,950,372.30 = 1,410,358.67/x
  3. Step 3: Cross multiply
    5,300,879.18x = 7,950,372.30 × 1,410,358.67
  4. Step 4: Simplify right side
    5,300,879.18x = 11,212,876,463,280.98
  5. Step 5: Solve for x
    x = 11,212,876,463,280.98/5,300,879.18
  6. Step 6: Final answer
    x = 2,115,286.18

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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.