Home / 3,389,456.31-4,677,434.70-1,840,705.83

Finding the Fourth Proportional to 3,389,456.31, 4,677,434.70 and 1,840,705.83

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Solution

The fourth proportional to 3,389,456.31, 4,677,434.70 and 1,840,705.83 is: 2,540,165.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,456.31 : 4,677,434.70 = 1,840,705.83 : x
  2. Step 2: Convert to fraction form
    3,389,456.31/4,677,434.70 = 1,840,705.83/x
  3. Step 3: Cross multiply
    3,389,456.31x = 4,677,434.70 × 1,840,705.83
  4. Step 4: Simplify right side
    3,389,456.31x = 8,609,781,321,734.30
  5. Step 5: Solve for x
    x = 8,609,781,321,734.30/3,389,456.31
  6. Step 6: Final answer
    x = 2,540,165.90

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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.