Home / 3,531,866.09-4,873,388.90-2,081,364.66

Finding the Fourth Proportional to 3,531,866.09, 4,873,388.90 and 2,081,364.66

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Solution

The fourth proportional to 3,531,866.09, 4,873,388.90 and 2,081,364.66 is: 2,871,937.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531,866.09 : 4,873,388.90 = 2,081,364.66 : x
  2. Step 2: Convert to fraction form
    3,531,866.09/4,873,388.90 = 2,081,364.66/x
  3. Step 3: Cross multiply
    3,531,866.09x = 4,873,388.90 × 2,081,364.66
  4. Step 4: Simplify right side
    3,531,866.09x = 10,143,299,420,489.45
  5. Step 5: Solve for x
    x = 10,143,299,420,489.45/3,531,866.09
  6. Step 6: Final answer
    x = 2,871,937.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.