Home / 1,709,816.88-2,359,616.76-945,857.28

Finding the Fourth Proportional to 1,709,816.88, 2,359,616.76 and 945,857.28

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Solution

The fourth proportional to 1,709,816.88, 2,359,616.76 and 945,857.28 is: 1,305,321.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,816.88 : 2,359,616.76 = 945,857.28 : x
  2. Step 2: Convert to fraction form
    1,709,816.88/2,359,616.76 = 945,857.28/x
  3. Step 3: Cross multiply
    1,709,816.88x = 2,359,616.76 × 945,857.28
  4. Step 4: Simplify right side
    1,709,816.88x = 2,231,860,690,456.01
  5. Step 5: Solve for x
    x = 2,231,860,690,456.01/1,709,816.88
  6. Step 6: Final answer
    x = 1,305,321.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.