Home / 3,405,689.90-4,700,990.95-2,029,465.33

Finding the Fourth Proportional to 3,405,689.90, 4,700,990.95 and 2,029,465.33

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Solution

The fourth proportional to 3,405,689.90, 4,700,990.95 and 2,029,465.33 is: 2,801,340.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,689.90 : 4,700,990.95 = 2,029,465.33 : x
  2. Step 2: Convert to fraction form
    3,405,689.90/4,700,990.95 = 2,029,465.33/x
  3. Step 3: Cross multiply
    3,405,689.90x = 4,700,990.95 × 2,029,465.33
  4. Step 4: Simplify right side
    3,405,689.90x = 9,540,498,132,842.62
  5. Step 5: Solve for x
    x = 9,540,498,132,842.62/3,405,689.90
  6. Step 6: Final answer
    x = 2,801,340.82

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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.