Home / 3,520,347.75-4,857,246.90-1,992,454.92

Finding the Fourth Proportional to 3,520,347.75, 4,857,246.90 and 1,992,454.92

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Solution

The fourth proportional to 3,520,347.75, 4,857,246.90 and 1,992,454.92 is: 2,749,116.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,347.75 : 4,857,246.90 = 1,992,454.92 : x
  2. Step 2: Convert to fraction form
    3,520,347.75/4,857,246.90 = 1,992,454.92/x
  3. Step 3: Cross multiply
    3,520,347.75x = 4,857,246.90 × 1,992,454.92
  4. Step 4: Simplify right side
    3,520,347.75x = 9,677,845,483,559.75
  5. Step 5: Solve for x
    x = 9,677,845,483,559.75/3,520,347.75
  6. Step 6: Final answer
    x = 2,749,116.33

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1.5x scale

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.