Home / 3,852,540.62-5,316,805.23-2,133,821.06

Finding the Fourth Proportional to 3,852,540.62, 5,316,805.23 and 2,133,821.06

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Solution

The fourth proportional to 3,852,540.62, 5,316,805.23 and 2,133,821.06 is: 2,944,838.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852,540.62 : 5,316,805.23 = 2,133,821.06 : x
  2. Step 2: Convert to fraction form
    3,852,540.62/5,316,805.23 = 2,133,821.06/x
  3. Step 3: Cross multiply
    3,852,540.62x = 5,316,805.23 × 2,133,821.06
  4. Step 4: Simplify right side
    3,852,540.62x = 11,345,110,971,692.14
  5. Step 5: Solve for x
    x = 11,345,110,971,692.14/3,852,540.62
  6. Step 6: Final answer
    x = 2,944,838.77

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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.