Home / 2,181,268.62-3,009,371.67-1,262,996.60

Finding the Fourth Proportional to 2,181,268.62, 3,009,371.67 and 1,262,996.60

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Solution

The fourth proportional to 2,181,268.62, 3,009,371.67 and 1,262,996.60 is: 1,742,484.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,268.62 : 3,009,371.67 = 1,262,996.60 : x
  2. Step 2: Convert to fraction form
    2,181,268.62/3,009,371.67 = 1,262,996.60/x
  3. Step 3: Cross multiply
    2,181,268.62x = 3,009,371.67 × 1,262,996.60
  4. Step 4: Simplify right side
    2,181,268.62x = 3,800,826,172,299.46
  5. Step 5: Solve for x
    x = 3,800,826,172,299.46/2,181,268.62
  6. Step 6: Final answer
    x = 1,742,484.23

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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.