Home / 3,188,221.84-4,399,741.56-1,737,920.08

Finding the Fourth Proportional to 3,188,221.84, 4,399,741.56 and 1,737,920.08

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Solution

The fourth proportional to 3,188,221.84, 4,399,741.56 and 1,737,920.08 is: 2,398,327.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,221.84 : 4,399,741.56 = 1,737,920.08 : x
  2. Step 2: Convert to fraction form
    3,188,221.84/4,399,741.56 = 1,737,920.08/x
  3. Step 3: Cross multiply
    3,188,221.84x = 4,399,741.56 × 1,737,920.08
  4. Step 4: Simplify right side
    3,188,221.84x = 7,646,399,203,934.53
  5. Step 5: Solve for x
    x = 7,646,399,203,934.53/3,188,221.84
  6. Step 6: Final answer
    x = 2,398,327.21

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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.