Home / 2,653,206.88-3,979,810.32-658,662.88

Finding the Fourth Proportional to 2,653,206.88, 3,979,810.32 and 658,662.88

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Solution

The fourth proportional to 2,653,206.88, 3,979,810.32 and 658,662.88 is: 987,994.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653,206.88 : 3,979,810.32 = 658,662.88 : x
  2. Step 2: Convert to fraction form
    2,653,206.88/3,979,810.32 = 658,662.88/x
  3. Step 3: Cross multiply
    2,653,206.88x = 3,979,810.32 × 658,662.88
  4. Step 4: Simplify right side
    2,653,206.88x = 2,621,353,327,224.92
  5. Step 5: Solve for x
    x = 2,621,353,327,224.92/2,653,206.88
  6. Step 6: Final answer
    x = 987,994.32

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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.