Home / 3,362,209.80-4,639,660.40-1,912,257.96

Finding the Fourth Proportional to 3,362,209.80, 4,639,660.40 and 1,912,257.96

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Solution

The fourth proportional to 3,362,209.80, 4,639,660.40 and 1,912,257.96 is: 2,638,808.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362,209.80 : 4,639,660.40 = 1,912,257.96 : x
  2. Step 2: Convert to fraction form
    3,362,209.80/4,639,660.40 = 1,912,257.96/x
  3. Step 3: Cross multiply
    3,362,209.80x = 4,639,660.40 × 1,912,257.96
  4. Step 4: Simplify right side
    3,362,209.80x = 8,872,227,531,596.79
  5. Step 5: Solve for x
    x = 8,872,227,531,596.79/3,362,209.80
  6. Step 6: Final answer
    x = 2,638,808.42

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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.