Home / 2,405,866.46-3,320,095.64-1,318,179.24

Finding the Fourth Proportional to 2,405,866.46, 3,320,095.64 and 1,318,179.24

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Solution

The fourth proportional to 2,405,866.46, 3,320,095.64 and 1,318,179.24 is: 1,819,087.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,866.46 : 3,320,095.64 = 1,318,179.24 : x
  2. Step 2: Convert to fraction form
    2,405,866.46/3,320,095.64 = 1,318,179.24/x
  3. Step 3: Cross multiply
    2,405,866.46x = 3,320,095.64 × 1,318,179.24
  4. Step 4: Simplify right side
    2,405,866.46x = 4,376,481,140,871.62
  5. Step 5: Solve for x
    x = 4,376,481,140,871.62/2,405,866.46
  6. Step 6: Final answer
    x = 1,819,087.31

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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.