Home / 3,919,469.60-5,877,688.08-1,522,998.74

Finding the Fourth Proportional to 3,919,469.60, 5,877,688.08 and 1,522,998.74

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Solution

The fourth proportional to 3,919,469.60, 5,877,688.08 and 1,522,998.74 is: 2,283,908.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,469.60 : 5,877,688.08 = 1,522,998.74 : x
  2. Step 2: Convert to fraction form
    3,919,469.60/5,877,688.08 = 1,522,998.74/x
  3. Step 3: Cross multiply
    3,919,469.60x = 5,877,688.08 × 1,522,998.74
  4. Step 4: Simplify right side
    3,919,469.60x = 8,951,711,539,953.02
  5. Step 5: Solve for x
    x = 8,951,711,539,953.02/3,919,469.60
  6. Step 6: Final answer
    x = 2,283,908.91

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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.