Home / 2,143,772.16-3,214,552.32-881,364.48

Finding the Fourth Proportional to 2,143,772.16, 3,214,552.32 and 881,364.48

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Solution

The fourth proportional to 2,143,772.16, 3,214,552.32 and 881,364.48 is: 1,321,592.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,772.16 : 3,214,552.32 = 881,364.48 : x
  2. Step 2: Convert to fraction form
    2,143,772.16/3,214,552.32 = 881,364.48/x
  3. Step 3: Cross multiply
    2,143,772.16x = 3,214,552.32 × 881,364.48
  4. Step 4: Simplify right side
    2,143,772.16x = 2,833,192,233,949.59
  5. Step 5: Solve for x
    x = 2,833,192,233,949.59/2,143,772.16
  6. Step 6: Final answer
    x = 1,321,592.05

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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.