Home / 1,611,812.71-2,224,231.41-886,614.45

Finding the Fourth Proportional to 1,611,812.71, 2,224,231.41 and 886,614.45

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Solution

The fourth proportional to 1,611,812.71, 2,224,231.41 and 886,614.45 is: 1,223,489.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,812.71 : 2,224,231.41 = 886,614.45 : x
  2. Step 2: Convert to fraction form
    1,611,812.71/2,224,231.41 = 886,614.45/x
  3. Step 3: Cross multiply
    1,611,812.71x = 2,224,231.41 × 886,614.45
  4. Step 4: Simplify right side
    1,611,812.71x = 1,972,035,708,249.87
  5. Step 5: Solve for x
    x = 1,972,035,708,249.87/1,611,812.71
  6. Step 6: Final answer
    x = 1,223,489.36

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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.