Home / 3,838,958.09-5,759,513.21-1,680,171.33

Finding the Fourth Proportional to 3,838,958.09, 5,759,513.21 and 1,680,171.33

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Solution

The fourth proportional to 3,838,958.09, 5,759,513.21 and 1,680,171.33 is: 2,520,727.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838,958.09 : 5,759,513.21 = 1,680,171.33 : x
  2. Step 2: Convert to fraction form
    3,838,958.09/5,759,513.21 = 1,680,171.33/x
  3. Step 3: Cross multiply
    3,838,958.09x = 5,759,513.21 × 1,680,171.33
  4. Step 4: Simplify right side
    3,838,958.09x = 9,676,968,974,398.70
  5. Step 5: Solve for x
    x = 9,676,968,974,398.70/3,838,958.09
  6. Step 6: Final answer
    x = 2,520,727.96

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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.