Home / 3,687,671.68-5,531,040.96-1,445,384.32

Finding the Fourth Proportional to 3,687,671.68, 5,531,040.96 and 1,445,384.32

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Solution

The fourth proportional to 3,687,671.68, 5,531,040.96 and 1,445,384.32 is: 2,167,893.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687,671.68 : 5,531,040.96 = 1,445,384.32 : x
  2. Step 2: Convert to fraction form
    3,687,671.68/5,531,040.96 = 1,445,384.32/x
  3. Step 3: Cross multiply
    3,687,671.68x = 5,531,040.96 × 1,445,384.32
  4. Step 4: Simplify right side
    3,687,671.68x = 7,994,479,876,861.75
  5. Step 5: Solve for x
    x = 7,994,479,876,861.75/3,687,671.68
  6. Step 6: Final answer
    x = 2,167,893.61

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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.