Home / 1,998,688.97-2,998,033.97-559,584.39

Finding the Fourth Proportional to 1,998,688.97, 2,998,033.97 and 559,584.39

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Solution

The fourth proportional to 1,998,688.97, 2,998,033.97 and 559,584.39 is: 839,376.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,688.97 : 2,998,033.97 = 559,584.39 : x
  2. Step 2: Convert to fraction form
    1,998,688.97/2,998,033.97 = 559,584.39/x
  3. Step 3: Cross multiply
    1,998,688.97x = 2,998,033.97 × 559,584.39
  4. Step 4: Simplify right side
    1,998,688.97x = 1,677,653,013,125.12
  5. Step 5: Solve for x
    x = 1,677,653,013,125.12/1,998,688.97
  6. Step 6: Final answer
    x = 839,376.73

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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.