Home / 3,640,900.30-5,462,662.65-1,512,511.90

Finding the Fourth Proportional to 3,640,900.30, 5,462,662.65 and 1,512,511.90

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Solution

The fourth proportional to 3,640,900.30, 5,462,662.65 and 1,512,511.90 is: 2,269,312.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,900.30 : 5,462,662.65 = 1,512,511.90 : x
  2. Step 2: Convert to fraction form
    3,640,900.30/5,462,662.65 = 1,512,511.90/x
  3. Step 3: Cross multiply
    3,640,900.30x = 5,462,662.65 × 1,512,511.90
  4. Step 4: Simplify right side
    3,640,900.30x = 8,262,342,263,810.54
  5. Step 5: Solve for x
    x = 8,262,342,263,810.54/3,640,900.30
  6. Step 6: Final answer
    x = 2,269,312.97

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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.