Home / 3,321,809.80-4,982,714.70-2,125,083.40

Finding the Fourth Proportional to 3,321,809.80, 4,982,714.70 and 2,125,083.40

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Solution

The fourth proportional to 3,321,809.80, 4,982,714.70 and 2,125,083.40 is: 3,187,625.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,809.80 : 4,982,714.70 = 2,125,083.40 : x
  2. Step 2: Convert to fraction form
    3,321,809.80/4,982,714.70 = 2,125,083.40/x
  3. Step 3: Cross multiply
    3,321,809.80x = 4,982,714.70 × 2,125,083.40
  4. Step 4: Simplify right side
    3,321,809.80x = 10,588,684,295,905.98
  5. Step 5: Solve for x
    x = 10,588,684,295,905.98/3,321,809.80
  6. Step 6: Final answer
    x = 3,187,625.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.