Home / 3,005,651.58-4,145,380.65-2,642,298.54

Finding the Fourth Proportional to 3,005,651.58, 4,145,380.65 and 2,642,298.54

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Solution

The fourth proportional to 3,005,651.58, 4,145,380.65 and 2,642,298.54 is: 3,644,245.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,651.58 : 4,145,380.65 = 2,642,298.54 : x
  2. Step 2: Convert to fraction form
    3,005,651.58/4,145,380.65 = 2,642,298.54/x
  3. Step 3: Cross multiply
    3,005,651.58x = 4,145,380.65 × 2,642,298.54
  4. Step 4: Simplify right side
    3,005,651.58x = 10,953,333,239,239.25
  5. Step 5: Solve for x
    x = 10,953,333,239,239.25/3,005,651.58
  6. Step 6: Final answer
    x = 3,644,245.83

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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.