Home / 1,162,694.80-1,604,537.46-639,426.08

Finding the Fourth Proportional to 1,162,694.80, 1,604,537.46 and 639,426.08

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Solution

The fourth proportional to 1,162,694.80, 1,604,537.46 and 639,426.08 is: 882,418.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,694.80 : 1,604,537.46 = 639,426.08 : x
  2. Step 2: Convert to fraction form
    1,162,694.80/1,604,537.46 = 639,426.08/x
  3. Step 3: Cross multiply
    1,162,694.80x = 1,604,537.46 × 639,426.08
  4. Step 4: Simplify right side
    1,162,694.80x = 1,025,983,098,260.96
  5. Step 5: Solve for x
    x = 1,025,983,098,260.96/1,162,694.80
  6. Step 6: Final answer
    x = 882,418.24

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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.