Home / 1,871,441.40-2,804,836.50-859,489.77

Finding the Fourth Proportional to 1,871,441.40, 2,804,836.50 and 859,489.77

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Solution

The fourth proportional to 1,871,441.40, 2,804,836.50 and 859,489.77 is: 1,288,166.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,441.40 : 2,804,836.50 = 859,489.77 : x
  2. Step 2: Convert to fraction form
    1,871,441.40/2,804,836.50 = 859,489.77/x
  3. Step 3: Cross multiply
    1,871,441.40x = 2,804,836.50 × 859,489.77
  4. Step 4: Simplify right side
    1,871,441.40x = 2,410,728,278,272.61
  5. Step 5: Solve for x
    x = 2,410,728,278,272.61/1,871,441.40
  6. Step 6: Final answer
    x = 1,288,166.59

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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.