Home / 2,188,628.25-3,282,956.96-692,720.25

Finding the Fourth Proportional to 2,188,628.25, 3,282,956.96 and 692,720.25

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Solution

The fourth proportional to 2,188,628.25, 3,282,956.96 and 692,720.25 is: 1,039,084.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,628.25 : 3,282,956.96 = 692,720.25 : x
  2. Step 2: Convert to fraction form
    2,188,628.25/3,282,956.96 = 692,720.25/x
  3. Step 3: Cross multiply
    2,188,628.25x = 3,282,956.96 × 692,720.25
  4. Step 4: Simplify right side
    2,188,628.25x = 2,274,170,762,606.84
  5. Step 5: Solve for x
    x = 2,274,170,762,606.84/2,188,628.25
  6. Step 6: Final answer
    x = 1,039,084.99

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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.