Home / 3,608,348.46-4,979,311.63-1,976,471.74

Finding the Fourth Proportional to 3,608,348.46, 4,979,311.63 and 1,976,471.74

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Solution

The fourth proportional to 3,608,348.46, 4,979,311.63 and 1,976,471.74 is: 2,727,416.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,348.46 : 4,979,311.63 = 1,976,471.74 : x
  2. Step 2: Convert to fraction form
    3,608,348.46/4,979,311.63 = 1,976,471.74/x
  3. Step 3: Cross multiply
    3,608,348.46x = 4,979,311.63 × 1,976,471.74
  4. Step 4: Simplify right side
    3,608,348.46x = 9,841,468,721,348.34
  5. Step 5: Solve for x
    x = 9,841,468,721,348.34/3,608,348.46
  6. Step 6: Final answer
    x = 2,727,416.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.