Home / 1,650,910.44-2,475,949.86-639,684.84

Finding the Fourth Proportional to 1,650,910.44, 2,475,949.86 and 639,684.84

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Solution

The fourth proportional to 1,650,910.44, 2,475,949.86 and 639,684.84 is: 959,366.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,910.44 : 2,475,949.86 = 639,684.84 : x
  2. Step 2: Convert to fraction form
    1,650,910.44/2,475,949.86 = 639,684.84/x
  3. Step 3: Cross multiply
    1,650,910.44x = 2,475,949.86 × 639,684.84
  4. Step 4: Simplify right side
    1,650,910.44x = 1,583,827,590,042.12
  5. Step 5: Solve for x
    x = 1,583,827,590,042.12/1,650,910.44
  6. Step 6: Final answer
    x = 959,366.15

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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.