Home / 2,412,923.80-3,619,385.70-992,507.80

Finding the Fourth Proportional to 2,412,923.80, 3,619,385.70 and 992,507.80

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Solution

The fourth proportional to 2,412,923.80, 3,619,385.70 and 992,507.80 is: 1,488,761.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412,923.80 : 3,619,385.70 = 992,507.80 : x
  2. Step 2: Convert to fraction form
    2,412,923.80/3,619,385.70 = 992,507.80/x
  3. Step 3: Cross multiply
    2,412,923.80x = 3,619,385.70 × 992,507.80
  4. Step 4: Simplify right side
    2,412,923.80x = 3,592,268,538,458.46
  5. Step 5: Solve for x
    x = 3,592,268,538,458.46/2,412,923.80
  6. Step 6: Final answer
    x = 1,488,761.70

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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.