Home / 3,421,815.27-4,722,011.34-1,951,690.59

Finding the Fourth Proportional to 3,421,815.27, 4,722,011.34 and 1,951,690.59

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Solution

The fourth proportional to 3,421,815.27, 4,722,011.34 and 1,951,690.59 is: 2,693,279.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,815.27 : 4,722,011.34 = 1,951,690.59 : x
  2. Step 2: Convert to fraction form
    3,421,815.27/4,722,011.34 = 1,951,690.59/x
  3. Step 3: Cross multiply
    3,421,815.27x = 4,722,011.34 × 1,951,690.59
  4. Step 4: Simplify right side
    3,421,815.27x = 9,215,905,098,151.29
  5. Step 5: Solve for x
    x = 9,215,905,098,151.29/3,421,815.27
  6. Step 6: Final answer
    x = 2,693,279.55

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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.