Home / 3,855,276.72-5,320,419.12-2,327,085.36

Finding the Fourth Proportional to 3,855,276.72, 5,320,419.12 and 2,327,085.36

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Solution

The fourth proportional to 3,855,276.72, 5,320,419.12 and 2,327,085.36 is: 3,211,460.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,276.72 : 5,320,419.12 = 2,327,085.36 : x
  2. Step 2: Convert to fraction form
    3,855,276.72/5,320,419.12 = 2,327,085.36/x
  3. Step 3: Cross multiply
    3,855,276.72x = 5,320,419.12 × 2,327,085.36
  4. Step 4: Simplify right side
    3,855,276.72x = 12,381,069,443,216.08
  5. Step 5: Solve for x
    x = 12,381,069,443,216.08/3,855,276.72
  6. Step 6: Final answer
    x = 3,211,460.64

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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.