Home / 3,405,689.15-4,700,989.91-2,029,464.58

Finding the Fourth Proportional to 3,405,689.15, 4,700,989.91 and 2,029,464.58

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Solution

The fourth proportional to 3,405,689.15, 4,700,989.91 and 2,029,464.58 is: 2,801,339.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,689.15 : 4,700,989.91 = 2,029,464.58 : x
  2. Step 2: Convert to fraction form
    3,405,689.15/4,700,989.91 = 2,029,464.58/x
  3. Step 3: Cross multiply
    3,405,689.15x = 4,700,989.91 × 2,029,464.58
  4. Step 4: Simplify right side
    3,405,689.15x = 9,540,492,513,282.39
  5. Step 5: Solve for x
    x = 9,540,492,513,282.39/3,405,689.15
  6. Step 6: Final answer
    x = 2,801,339.79

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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.