Home / 3,681,486.48-5,520,381.82-2,144,979.25

Finding the Fourth Proportional to 3,681,486.48, 5,520,381.82 and 2,144,979.25

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Solution

The fourth proportional to 3,681,486.48, 5,520,381.82 and 2,144,979.25 is: 3,216,392.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681,486.48 : 5,520,381.82 = 2,144,979.25 : x
  2. Step 2: Convert to fraction form
    3,681,486.48/5,520,381.82 = 2,144,979.25/x
  3. Step 3: Cross multiply
    3,681,486.48x = 5,520,381.82 × 2,144,979.25
  4. Step 4: Simplify right side
    3,681,486.48x = 11,841,104,455,977.24
  5. Step 5: Solve for x
    x = 11,841,104,455,977.24/3,681,486.48
  6. Step 6: Final answer
    x = 3,216,392.22

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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.