Home / 1,393,936.83-2,090,928.15-383,052.45

Finding the Fourth Proportional to 1,393,936.83, 2,090,928.15 and 383,052.45

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Solution

The fourth proportional to 1,393,936.83, 2,090,928.15 and 383,052.45 is: 574,584.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,936.83 : 2,090,928.15 = 383,052.45 : x
  2. Step 2: Convert to fraction form
    1,393,936.83/2,090,928.15 = 383,052.45/x
  3. Step 3: Cross multiply
    1,393,936.83x = 2,090,928.15 × 383,052.45
  4. Step 4: Simplify right side
    1,393,936.83x = 800,935,150,631.47
  5. Step 5: Solve for x
    x = 800,935,150,631.47/1,393,936.83
  6. Step 6: Final answer
    x = 574,584.97

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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.