Home / 2,531,441.11-3,493,388.73-1,385,521.45

Finding the Fourth Proportional to 2,531,441.11, 3,493,388.73 and 1,385,521.45

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Solution

The fourth proportional to 2,531,441.11, 3,493,388.73 and 1,385,521.45 is: 1,912,019.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531,441.11 : 3,493,388.73 = 1,385,521.45 : x
  2. Step 2: Convert to fraction form
    2,531,441.11/3,493,388.73 = 1,385,521.45/x
  3. Step 3: Cross multiply
    2,531,441.11x = 3,493,388.73 × 1,385,521.45
  4. Step 4: Simplify right side
    2,531,441.11x = 4,840,165,030,819.02
  5. Step 5: Solve for x
    x = 4,840,165,030,819.02/2,531,441.11
  6. Step 6: Final answer
    x = 1,912,019.61

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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.