Home / 3,326,405.79-4,589,572.52-1,949,009.43

Finding the Fourth Proportional to 3,326,405.79, 4,589,572.52 and 1,949,009.43

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Solution

The fourth proportional to 3,326,405.79, 4,589,572.52 and 1,949,009.43 is: 2,689,124.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326,405.79 : 4,589,572.52 = 1,949,009.43 : x
  2. Step 2: Convert to fraction form
    3,326,405.79/4,589,572.52 = 1,949,009.43/x
  3. Step 3: Cross multiply
    3,326,405.79x = 4,589,572.52 × 1,949,009.43
  4. Step 4: Simplify right side
    3,326,405.79x = 8,945,120,111,403.82
  5. Step 5: Solve for x
    x = 8,945,120,111,403.82/3,326,405.79
  6. Step 6: Final answer
    x = 2,689,124.74

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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.