Home / 3,183,709.20-4,775,563.80-1,908,250.80

Finding the Fourth Proportional to 3,183,709.20, 4,775,563.80 and 1,908,250.80

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Solution

The fourth proportional to 3,183,709.20, 4,775,563.80 and 1,908,250.80 is: 2,862,376.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183,709.20 : 4,775,563.80 = 1,908,250.80 : x
  2. Step 2: Convert to fraction form
    3,183,709.20/4,775,563.80 = 1,908,250.80/x
  3. Step 3: Cross multiply
    3,183,709.20x = 4,775,563.80 × 1,908,250.80
  4. Step 4: Simplify right side
    3,183,709.20x = 9,112,973,441,801.04
  5. Step 5: Solve for x
    x = 9,112,973,441,801.04/3,183,709.20
  6. Step 6: Final answer
    x = 2,862,376.20

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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.