Home / 3,630,861.80-5,446,292.70-1,640,205.80

Finding the Fourth Proportional to 3,630,861.80, 5,446,292.70 and 1,640,205.80

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Solution

The fourth proportional to 3,630,861.80, 5,446,292.70 and 1,640,205.80 is: 2,460,308.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,861.80 : 5,446,292.70 = 1,640,205.80 : x
  2. Step 2: Convert to fraction form
    3,630,861.80/5,446,292.70 = 1,640,205.80/x
  3. Step 3: Cross multiply
    3,630,861.80x = 5,446,292.70 × 1,640,205.80
  4. Step 4: Simplify right side
    3,630,861.80x = 8,933,040,875,037.66
  5. Step 5: Solve for x
    x = 8,933,040,875,037.66/3,630,861.80
  6. Step 6: Final answer
    x = 2,460,308.70

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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.