Home / 3,109,602.96-4,289,785.92-1,819,652.04

Finding the Fourth Proportional to 3,109,602.96, 4,289,785.92 and 1,819,652.04

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Solution

The fourth proportional to 3,109,602.96, 4,289,785.92 and 1,819,652.04 is: 2,510,261.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,602.96 : 4,289,785.92 = 1,819,652.04 : x
  2. Step 2: Convert to fraction form
    3,109,602.96/4,289,785.92 = 1,819,652.04/x
  3. Step 3: Cross multiply
    3,109,602.96x = 4,289,785.92 × 1,819,652.04
  4. Step 4: Simplify right side
    3,109,602.96x = 7,805,917,700,491.28
  5. Step 5: Solve for x
    x = 7,805,917,700,491.28/3,109,602.96
  6. Step 6: Final answer
    x = 2,510,261.86

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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.