Home / 3,493,128.60-5,229,195.30-2,072,453.40

Finding the Fourth Proportional to 3,493,128.60, 5,229,195.30 and 2,072,453.40

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Solution

The fourth proportional to 3,493,128.60, 5,229,195.30 and 2,072,453.40 is: 3,102,451.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493,128.60 : 5,229,195.30 = 2,072,453.40 : x
  2. Step 2: Convert to fraction form
    3,493,128.60/5,229,195.30 = 2,072,453.40/x
  3. Step 3: Cross multiply
    3,493,128.60x = 5,229,195.30 × 2,072,453.40
  4. Step 4: Simplify right side
    3,493,128.60x = 10,837,263,578,749.02
  5. Step 5: Solve for x
    x = 10,837,263,578,749.02/3,493,128.60
  6. Step 6: Final answer
    x = 3,102,451.93

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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.