Home / 3,997,757.13-5,517,036.48-2,186,921.13

Finding the Fourth Proportional to 3,997,757.13, 5,517,036.48 and 2,186,921.13

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Solution

The fourth proportional to 3,997,757.13, 5,517,036.48 and 2,186,921.13 is: 3,018,023.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997,757.13 : 5,517,036.48 = 2,186,921.13 : x
  2. Step 2: Convert to fraction form
    3,997,757.13/5,517,036.48 = 2,186,921.13/x
  3. Step 3: Cross multiply
    3,997,757.13x = 5,517,036.48 × 2,186,921.13
  4. Step 4: Simplify right side
    3,997,757.13x = 12,065,323,653,092.82
  5. Step 5: Solve for x
    x = 12,065,323,653,092.82/3,997,757.13
  6. Step 6: Final answer
    x = 3,018,023.17

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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.