Home / 3,508,837.20-5,263,443.64-1,112,863.76

Finding the Fourth Proportional to 3,508,837.20, 5,263,443.64 and 1,112,863.76

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Solution

The fourth proportional to 3,508,837.20, 5,263,443.64 and 1,112,863.76 is: 1,669,355.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508,837.20 : 5,263,443.64 = 1,112,863.76 : x
  2. Step 2: Convert to fraction form
    3,508,837.20/5,263,443.64 = 1,112,863.76/x
  3. Step 3: Cross multiply
    3,508,837.20x = 5,263,443.64 × 1,112,863.76
  4. Step 4: Simplify right side
    3,508,837.20x = 5,857,495,679,758.49
  5. Step 5: Solve for x
    x = 5,857,495,679,758.49/3,508,837.20
  6. Step 6: Final answer
    x = 1,669,355.22

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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.