Home / 1,871,586.50-2,807,380.03-451,642.59

Finding the Fourth Proportional to 1,871,586.50, 2,807,380.03 and 451,642.59

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Solution

The fourth proportional to 1,871,586.50, 2,807,380.03 and 451,642.59 is: 677,463.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,586.50 : 2,807,380.03 = 451,642.59 : x
  2. Step 2: Convert to fraction form
    1,871,586.50/2,807,380.03 = 451,642.59/x
  3. Step 3: Cross multiply
    1,871,586.50x = 2,807,380.03 × 451,642.59
  4. Step 4: Simplify right side
    1,871,586.50x = 1,267,932,386,734.37
  5. Step 5: Solve for x
    x = 1,267,932,386,734.37/1,871,586.50
  6. Step 6: Final answer
    x = 677,463.95

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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.