Home / 2,379,654.64-3,283,923.39-1,291,926.19

Finding the Fourth Proportional to 2,379,654.64, 3,283,923.39 and 1,291,926.19

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Solution

The fourth proportional to 2,379,654.64, 3,283,923.39 and 1,291,926.19 is: 1,782,858.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,654.64 : 3,283,923.39 = 1,291,926.19 : x
  2. Step 2: Convert to fraction form
    2,379,654.64/3,283,923.39 = 1,291,926.19/x
  3. Step 3: Cross multiply
    2,379,654.64x = 3,283,923.39 × 1,291,926.19
  4. Step 4: Simplify right side
    2,379,654.64x = 4,242,586,633,494.58
  5. Step 5: Solve for x
    x = 4,242,586,633,494.58/2,379,654.64
  6. Step 6: Final answer
    x = 1,782,858.14

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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.