Home / 1,617,092.92-2,231,598.74-891,960.22

Finding the Fourth Proportional to 1,617,092.92, 2,231,598.74 and 891,960.22

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Solution

The fourth proportional to 1,617,092.92, 2,231,598.74 and 891,960.22 is: 1,230,910.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,092.92 : 2,231,598.74 = 891,960.22 : x
  2. Step 2: Convert to fraction form
    1,617,092.92/2,231,598.74 = 891,960.22/x
  3. Step 3: Cross multiply
    1,617,092.92x = 2,231,598.74 × 891,960.22
  4. Step 4: Simplify right side
    1,617,092.92x = 1,990,497,303,082.12
  5. Step 5: Solve for x
    x = 1,990,497,303,082.12/1,617,092.92
  6. Step 6: Final answer
    x = 1,230,910.90

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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.