Home / 3,471,531.72-5,208,128.63-1,448,650.12

Finding the Fourth Proportional to 3,471,531.72, 5,208,128.63 and 1,448,650.12

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Solution

The fourth proportional to 3,471,531.72, 5,208,128.63 and 1,448,650.12 is: 2,173,321.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,471,531.72 : 5,208,128.63 = 1,448,650.12 : x
  2. Step 2: Convert to fraction form
    3,471,531.72/5,208,128.63 = 1,448,650.12/x
  3. Step 3: Cross multiply
    3,471,531.72x = 5,208,128.63 × 1,448,650.12
  4. Step 4: Simplify right side
    3,471,531.72x = 7,544,756,167,907.70
  5. Step 5: Solve for x
    x = 7,544,756,167,907.70/3,471,531.72
  6. Step 6: Final answer
    x = 2,173,321.98

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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.