Home / 3,940,666.60-5,910,999.90-1,543,714.60

Finding the Fourth Proportional to 3,940,666.60, 5,910,999.90 and 1,543,714.60

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Solution

The fourth proportional to 3,940,666.60, 5,910,999.90 and 1,543,714.60 is: 2,315,571.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940,666.60 : 5,910,999.90 = 1,543,714.60 : x
  2. Step 2: Convert to fraction form
    3,940,666.60/5,910,999.90 = 1,543,714.60/x
  3. Step 3: Cross multiply
    3,940,666.60x = 5,910,999.90 × 1,543,714.60
  4. Step 4: Simplify right side
    3,940,666.60x = 9,124,896,846,228.54
  5. Step 5: Solve for x
    x = 9,124,896,846,228.54/3,940,666.60
  6. Step 6: Final answer
    x = 2,315,571.90

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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.