Home / 1,857,327.80-2,785,772.82-509,626.68

Finding the Fourth Proportional to 1,857,327.80, 2,785,772.82 and 509,626.68

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Solution

The fourth proportional to 1,857,327.80, 2,785,772.82 and 509,626.68 is: 764,379.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,327.80 : 2,785,772.82 = 509,626.68 : x
  2. Step 2: Convert to fraction form
    1,857,327.80/2,785,772.82 = 509,626.68/x
  3. Step 3: Cross multiply
    1,857,327.80x = 2,785,772.82 × 509,626.68
  4. Step 4: Simplify right side
    1,857,327.80x = 1,419,704,153,490.84
  5. Step 5: Solve for x
    x = 1,419,704,153,490.84/1,857,327.80
  6. Step 6: Final answer
    x = 764,379.96

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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.