Home / 4,400,999.70-6,601,499.55-2,128,269.30

Finding the Fourth Proportional to 4,400,999.70, 6,601,499.55 and 2,128,269.30

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Solution

The fourth proportional to 4,400,999.70, 6,601,499.55 and 2,128,269.30 is: 3,192,403.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,400,999.70 : 6,601,499.55 = 2,128,269.30 : x
  2. Step 2: Convert to fraction form
    4,400,999.70/6,601,499.55 = 2,128,269.30/x
  3. Step 3: Cross multiply
    4,400,999.70x = 6,601,499.55 × 2,128,269.30
  4. Step 4: Simplify right side
    4,400,999.70x = 14,049,768,826,228.81
  5. Step 5: Solve for x
    x = 14,049,768,826,228.81/4,400,999.70
  6. Step 6: Final answer
    x = 3,192,403.95

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1.5x scale

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.