Home / 2,641,125.60-3,951,190.80-2,290,039.20

Finding the Fourth Proportional to 2,641,125.60, 3,951,190.80 and 2,290,039.20

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Solution

The fourth proportional to 2,641,125.60, 3,951,190.80 and 2,290,039.20 is: 3,425,956.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641,125.60 : 3,951,190.80 = 2,290,039.20 : x
  2. Step 2: Convert to fraction form
    2,641,125.60/3,951,190.80 = 2,290,039.20/x
  3. Step 3: Cross multiply
    2,641,125.60x = 3,951,190.80 × 2,290,039.20
  4. Step 4: Simplify right side
    2,641,125.60x = 9,048,381,818,679.36
  5. Step 5: Solve for x
    x = 9,048,381,818,679.36/2,641,125.60
  6. Step 6: Final answer
    x = 3,425,956.65

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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.