Home / 2,871,086.49-3,962,189.10-1,647,615.81

Finding the Fourth Proportional to 2,871,086.49, 3,962,189.10 and 1,647,615.81

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Solution

The fourth proportional to 2,871,086.49, 3,962,189.10 and 1,647,615.81 is: 2,273,761.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,086.49 : 3,962,189.10 = 1,647,615.81 : x
  2. Step 2: Convert to fraction form
    2,871,086.49/3,962,189.10 = 1,647,615.81/x
  3. Step 3: Cross multiply
    2,871,086.49x = 3,962,189.10 × 1,647,615.81
  4. Step 4: Simplify right side
    2,871,086.49x = 6,528,165,403,369.67
  5. Step 5: Solve for x
    x = 6,528,165,403,369.67/2,871,086.49
  6. Step 6: Final answer
    x = 2,273,761.32

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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.