Home / 1,599,133.90-2,398,711.16-639,669.66

Finding the Fourth Proportional to 1,599,133.90, 2,398,711.16 and 639,669.66

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Solution

The fourth proportional to 1,599,133.90, 2,398,711.16 and 639,669.66 is: 959,508.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599,133.90 : 2,398,711.16 = 639,669.66 : x
  2. Step 2: Convert to fraction form
    1,599,133.90/2,398,711.16 = 639,669.66/x
  3. Step 3: Cross multiply
    1,599,133.90x = 2,398,711.16 × 639,669.66
  4. Step 4: Simplify right side
    1,599,133.90x = 1,534,382,752,155.41
  5. Step 5: Solve for x
    x = 1,534,382,752,155.41/1,599,133.90
  6. Step 6: Final answer
    x = 959,508.61

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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.