Home / 1,871,516.88-2,807,251.02-451,560.96

Finding the Fourth Proportional to 1,871,516.88, 2,807,251.02 and 451,560.96

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Solution

The fourth proportional to 1,871,516.88, 2,807,251.02 and 451,560.96 is: 677,335.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,516.88 : 2,807,251.02 = 451,560.96 : x
  2. Step 2: Convert to fraction form
    1,871,516.88/2,807,251.02 = 451,560.96/x
  3. Step 3: Cross multiply
    1,871,516.88x = 2,807,251.02 × 451,560.96
  4. Step 4: Simplify right side
    1,871,516.88x = 1,267,644,965,552.18
  5. Step 5: Solve for x
    x = 1,267,644,965,552.18/1,871,516.88
  6. Step 6: Final answer
    x = 677,335.58

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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.