Home / 4,991,278.69-6,887,964.60-2,699,439.38

Finding the Fourth Proportional to 4,991,278.69, 6,887,964.60 and 2,699,439.38

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Solution

The fourth proportional to 4,991,278.69, 6,887,964.60 and 2,699,439.38 is: 3,725,226.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,278.69 : 6,887,964.60 = 2,699,439.38 : x
  2. Step 2: Convert to fraction form
    4,991,278.69/6,887,964.60 = 2,699,439.38/x
  3. Step 3: Cross multiply
    4,991,278.69x = 6,887,964.60 × 2,699,439.38
  4. Step 4: Simplify right side
    4,991,278.69x = 18,593,642,854,846.12
  5. Step 5: Solve for x
    x = 18,593,642,854,846.12/4,991,278.69
  6. Step 6: Final answer
    x = 3,725,226.34

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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.