Home / 2,138,168.96-2,950,673.64-1,171,334.06

Finding the Fourth Proportional to 2,138,168.96, 2,950,673.64 and 1,171,334.06

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Solution

The fourth proportional to 2,138,168.96, 2,950,673.64 and 1,171,334.06 is: 1,616,441.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,168.96 : 2,950,673.64 = 1,171,334.06 : x
  2. Step 2: Convert to fraction form
    2,138,168.96/2,950,673.64 = 1,171,334.06/x
  3. Step 3: Cross multiply
    2,138,168.96x = 2,950,673.64 × 1,171,334.06
  4. Step 4: Simplify right side
    2,138,168.96x = 3,456,224,534,476.18
  5. Step 5: Solve for x
    x = 3,456,224,534,476.18/2,138,168.96
  6. Step 6: Final answer
    x = 1,616,441.26

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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.