Home / 1,400,192.46-1,932,304.68-856,318.50

Finding the Fourth Proportional to 1,400,192.46, 1,932,304.68 and 856,318.50

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Solution

The fourth proportional to 1,400,192.46, 1,932,304.68 and 856,318.50 is: 1,181,743.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,192.46 : 1,932,304.68 = 856,318.50 : x
  2. Step 2: Convert to fraction form
    1,400,192.46/1,932,304.68 = 856,318.50/x
  3. Step 3: Cross multiply
    1,400,192.46x = 1,932,304.68 × 856,318.50
  4. Step 4: Simplify right side
    1,400,192.46x = 1,654,668,245,120.58
  5. Step 5: Solve for x
    x = 1,654,668,245,120.58/1,400,192.46
  6. Step 6: Final answer
    x = 1,181,743.43

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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.