Home / 3,471,619.76-5,203,755.42-1,579,689.80

Finding the Fourth Proportional to 3,471,619.76, 5,203,755.42 and 1,579,689.80

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Solution

The fourth proportional to 3,471,619.76, 5,203,755.42 and 1,579,689.80 is: 2,367,862.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,471,619.76 : 5,203,755.42 = 1,579,689.80 : x
  2. Step 2: Convert to fraction form
    3,471,619.76/5,203,755.42 = 1,579,689.80/x
  3. Step 3: Cross multiply
    3,471,619.76x = 5,203,755.42 × 1,579,689.80
  4. Step 4: Simplify right side
    3,471,619.76x = 8,220,319,358,668.72
  5. Step 5: Solve for x
    x = 8,220,319,358,668.72/3,471,619.76
  6. Step 6: Final answer
    x = 2,367,862.82

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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.