Home / 1,608,491.60-2,412,660.60-543,429.20

Finding the Fourth Proportional to 1,608,491.60, 2,412,660.60 and 543,429.20

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Solution

The fourth proportional to 1,608,491.60, 2,412,660.60 and 543,429.20 is: 815,117.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,491.60 : 2,412,660.60 = 543,429.20 : x
  2. Step 2: Convert to fraction form
    1,608,491.60/2,412,660.60 = 543,429.20/x
  3. Step 3: Cross multiply
    1,608,491.60x = 2,412,660.60 × 543,429.20
  4. Step 4: Simplify right side
    1,608,491.60x = 1,311,110,219,729.52
  5. Step 5: Solve for x
    x = 1,311,110,219,729.52/1,608,491.60
  6. Step 6: Final answer
    x = 815,117.85

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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.