Home / 7,321,935.28-10,982,780.67-1,782,529.37

Finding the Fourth Proportional to 7,321,935.28, 10,982,780.67 and 1,782,529.37

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Solution

The fourth proportional to 7,321,935.28, 10,982,780.67 and 1,782,529.37 is: 2,673,764.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,321,935.28 : 10,982,780.67 = 1,782,529.37 : x
  2. Step 2: Convert to fraction form
    7,321,935.28/10,982,780.67 = 1,782,529.37/x
  3. Step 3: Cross multiply
    7,321,935.28x = 10,982,780.67 × 1,782,529.37
  4. Step 4: Simplify right side
    7,321,935.28x = 19,577,129,108,543.28
  5. Step 5: Solve for x
    x = 19,577,129,108,543.28/7,321,935.28
  6. Step 6: Final answer
    x = 2,673,764.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.