Home / 1,611,536.68-2,223,921.76-886,439.56

Finding the Fourth Proportional to 1,611,536.68, 2,223,921.76 and 886,439.56

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Solution

The fourth proportional to 1,611,536.68, 2,223,921.76 and 886,439.56 is: 1,223,287.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,536.68 : 2,223,921.76 = 886,439.56 : x
  2. Step 2: Convert to fraction form
    1,611,536.68/2,223,921.76 = 886,439.56/x
  3. Step 3: Cross multiply
    1,611,536.68x = 2,223,921.76 × 886,439.56
  4. Step 4: Simplify right side
    1,611,536.68x = 1,971,372,225,310.56
  5. Step 5: Solve for x
    x = 1,971,372,225,310.56/1,611,536.68
  6. Step 6: Final answer
    x = 1,223,287.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.