Home / 3,579,820.69-5,362,645.12-3,131,048.29

Finding the Fourth Proportional to 3,579,820.69, 5,362,645.12 and 3,131,048.29

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Solution

The fourth proportional to 3,579,820.69, 5,362,645.12 and 3,131,048.29 is: 4,690,374.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,820.69 : 5,362,645.12 = 3,131,048.29 : x
  2. Step 2: Convert to fraction form
    3,579,820.69/5,362,645.12 = 3,131,048.29/x
  3. Step 3: Cross multiply
    3,579,820.69x = 5,362,645.12 × 3,131,048.29
  4. Step 4: Simplify right side
    3,579,820.69x = 16,790,700,802,188.88
  5. Step 5: Solve for x
    x = 16,790,700,802,188.88/3,579,820.69
  6. Step 6: Final answer
    x = 4,690,374.82

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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.