Home / 2,637,611.80-3,956,374.77-840,471.04

Finding the Fourth Proportional to 2,637,611.80, 3,956,374.77 and 840,471.04

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Solution

The fourth proportional to 2,637,611.80, 3,956,374.77 and 840,471.04 is: 1,260,692.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637,611.80 : 3,956,374.77 = 840,471.04 : x
  2. Step 2: Convert to fraction form
    2,637,611.80/3,956,374.77 = 840,471.04/x
  3. Step 3: Cross multiply
    2,637,611.80x = 3,956,374.77 × 840,471.04
  4. Step 4: Simplify right side
    2,637,611.80x = 3,325,218,417,571.66
  5. Step 5: Solve for x
    x = 3,325,218,417,571.66/2,637,611.80
  6. Step 6: Final answer
    x = 1,260,692.88

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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.