Home / 3,071,809.31-4,239,098.68-1,713,682.31

Finding the Fourth Proportional to 3,071,809.31, 4,239,098.68 and 1,713,682.31

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Solution

The fourth proportional to 3,071,809.31, 4,239,098.68 and 1,713,682.31 is: 2,364,882.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,809.31 : 4,239,098.68 = 1,713,682.31 : x
  2. Step 2: Convert to fraction form
    3,071,809.31/4,239,098.68 = 1,713,682.31/x
  3. Step 3: Cross multiply
    3,071,809.31x = 4,239,098.68 × 1,713,682.31
  4. Step 4: Simplify right side
    3,071,809.31x = 7,264,468,420,289.69
  5. Step 5: Solve for x
    x = 7,264,468,420,289.69/3,071,809.31
  6. Step 6: Final answer
    x = 2,364,882.61

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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.