Home / 3,812,491.72-5,719,844.40-1,536,841.72

Finding the Fourth Proportional to 3,812,491.72, 5,719,844.40 and 1,536,841.72

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Solution

The fourth proportional to 3,812,491.72, 5,719,844.40 and 1,536,841.72 is: 2,305,708.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,812,491.72 : 5,719,844.40 = 1,536,841.72 : x
  2. Step 2: Convert to fraction form
    3,812,491.72/5,719,844.40 = 1,536,841.72/x
  3. Step 3: Cross multiply
    3,812,491.72x = 5,719,844.40 × 1,536,841.72
  4. Step 4: Simplify right side
    3,812,491.72x = 8,790,495,505,828.37
  5. Step 5: Solve for x
    x = 8,790,495,505,828.37/3,812,491.72
  6. Step 6: Final answer
    x = 2,305,708.75

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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.