Home / 1,611,887.05-2,224,334.01-886,688.80

Finding the Fourth Proportional to 1,611,887.05, 2,224,334.01 and 886,688.80

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Solution

The fourth proportional to 1,611,887.05, 2,224,334.01 and 886,688.80 is: 1,223,591.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,887.05 : 2,224,334.01 = 886,688.80 : x
  2. Step 2: Convert to fraction form
    1,611,887.05/2,224,334.01 = 886,688.80/x
  3. Step 3: Cross multiply
    1,611,887.05x = 2,224,334.01 × 886,688.80
  4. Step 4: Simplify right side
    1,611,887.05x = 1,972,292,054,126.09
  5. Step 5: Solve for x
    x = 1,972,292,054,126.09/1,611,887.05
  6. Step 6: Final answer
    x = 1,223,591.97

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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.