Home / 1,914,002.08-2,871,022.40-819,639.04

Finding the Fourth Proportional to 1,914,002.08, 2,871,022.40 and 819,639.04

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Solution

The fourth proportional to 1,914,002.08, 2,871,022.40 and 819,639.04 is: 1,229,466.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,002.08 : 2,871,022.40 = 819,639.04 : x
  2. Step 2: Convert to fraction form
    1,914,002.08/2,871,022.40 = 819,639.04/x
  3. Step 3: Cross multiply
    1,914,002.08x = 2,871,022.40 × 819,639.04
  4. Step 4: Simplify right side
    1,914,002.08x = 2,353,202,043,754.50
  5. Step 5: Solve for x
    x = 2,353,202,043,754.50/1,914,002.08
  6. Step 6: Final answer
    x = 1,229,466.82

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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.