Home / 2,009,138.63-3,014,123.13-661,382.11

Finding the Fourth Proportional to 2,009,138.63, 3,014,123.13 and 661,382.11

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Solution

The fourth proportional to 2,009,138.63, 3,014,123.13 and 661,382.11 is: 992,209.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,138.63 : 3,014,123.13 = 661,382.11 : x
  2. Step 2: Convert to fraction form
    2,009,138.63/3,014,123.13 = 661,382.11/x
  3. Step 3: Cross multiply
    2,009,138.63x = 3,014,123.13 × 661,382.11
  4. Step 4: Simplify right side
    2,009,138.63x = 1,993,487,097,141.68
  5. Step 5: Solve for x
    x = 1,993,487,097,141.68/2,009,138.63
  6. Step 6: Final answer
    x = 992,209.83

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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.