Home / 1,107,744.30-1,661,616.45-397,844.10

Finding the Fourth Proportional to 1,107,744.30, 1,661,616.45 and 397,844.10

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Solution

The fourth proportional to 1,107,744.30, 1,661,616.45 and 397,844.10 is: 596,766.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,744.30 : 1,661,616.45 = 397,844.10 : x
  2. Step 2: Convert to fraction form
    1,107,744.30/1,661,616.45 = 397,844.10/x
  3. Step 3: Cross multiply
    1,107,744.30x = 1,661,616.45 × 397,844.10
  4. Step 4: Simplify right side
    1,107,744.30x = 661,064,301,095.45
  5. Step 5: Solve for x
    x = 661,064,301,095.45/1,107,744.30
  6. Step 6: Final answer
    x = 596,766.15

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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.