Home / 1,151,523.84-1,588,589.42-667,808.65

Finding the Fourth Proportional to 1,151,523.84, 1,588,589.42 and 667,808.65

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Solution

The fourth proportional to 1,151,523.84, 1,588,589.42 and 667,808.65 is: 921,278.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,523.84 : 1,588,589.42 = 667,808.65 : x
  2. Step 2: Convert to fraction form
    1,151,523.84/1,588,589.42 = 667,808.65/x
  3. Step 3: Cross multiply
    1,151,523.84x = 1,588,589.42 × 667,808.65
  4. Step 4: Simplify right side
    1,151,523.84x = 1,060,873,754,621.18
  5. Step 5: Solve for x
    x = 1,060,873,754,621.18/1,151,523.84
  6. Step 6: Final answer
    x = 921,278.15

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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.