Home / 2,871,088.49-3,962,191.86-1,647,617.81

Finding the Fourth Proportional to 2,871,088.49, 3,962,191.86 and 1,647,617.81

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Solution

The fourth proportional to 2,871,088.49, 3,962,191.86 and 1,647,617.81 is: 2,273,764.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,088.49 : 3,962,191.86 = 1,647,617.81 : x
  2. Step 2: Convert to fraction form
    2,871,088.49/3,962,191.86 = 1,647,617.81/x
  3. Step 3: Cross multiply
    2,871,088.49x = 3,962,191.86 × 1,647,617.81
  4. Step 4: Simplify right side
    2,871,088.49x = 6,528,177,875,173.03
  5. Step 5: Solve for x
    x = 6,528,177,875,173.03/2,871,088.49
  6. Step 6: Final answer
    x = 2,273,764.08

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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.