Home / 1,086,983.92-1,623,156.17-887,699.62

Finding the Fourth Proportional to 1,086,983.92, 1,623,156.17 and 887,699.62

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Solution

The fourth proportional to 1,086,983.92, 1,623,156.17 and 887,699.62 is: 1,325,571.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,983.92 : 1,623,156.17 = 887,699.62 : x
  2. Step 2: Convert to fraction form
    1,086,983.92/1,623,156.17 = 887,699.62/x
  3. Step 3: Cross multiply
    1,086,983.92x = 1,623,156.17 × 887,699.62
  4. Step 4: Simplify right side
    1,086,983.92x = 1,440,875,115,309.66
  5. Step 5: Solve for x
    x = 1,440,875,115,309.66/1,086,983.92
  6. Step 6: Final answer
    x = 1,325,571.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.