Home / 1,757,037.60-2,634,778.80-809,920.80

Finding the Fourth Proportional to 1,757,037.60, 2,634,778.80 and 809,920.80

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Solution

The fourth proportional to 1,757,037.60, 2,634,778.80 and 809,920.80 is: 1,214,522.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757,037.60 : 2,634,778.80 = 809,920.80 : x
  2. Step 2: Convert to fraction form
    1,757,037.60/2,634,778.80 = 809,920.80/x
  3. Step 3: Cross multiply
    1,757,037.60x = 2,634,778.80 × 809,920.80
  4. Step 4: Simplify right side
    1,757,037.60x = 2,133,962,153,519.04
  5. Step 5: Solve for x
    x = 2,133,962,153,519.04/1,757,037.60
  6. Step 6: Final answer
    x = 1,214,522.76

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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.