Home / 1,558,535.44-2,150,757.96-870,218

Finding the Fourth Proportional to 1,558,535.44, 2,150,757.96 and 870,218

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Solution

The fourth proportional to 1,558,535.44, 2,150,757.96 and 870,218 is: 1,200,889.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,535.44 : 2,150,757.96 = 870,218 : x
  2. Step 2: Convert to fraction form
    1,558,535.44/2,150,757.96 = 870,218/x
  3. Step 3: Cross multiply
    1,558,535.44x = 2,150,757.96 × 870,218
  4. Step 4: Simplify right side
    1,558,535.44x = 1,871,628,290,435.28
  5. Step 5: Solve for x
    x = 1,871,628,290,435.28/1,558,535.44
  6. Step 6: Final answer
    x = 1,200,889.14

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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.