Home / 1,079,185.88-1,489,279.75-589,156.17

Finding the Fourth Proportional to 1,079,185.88, 1,489,279.75 and 589,156.17

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Solution

The fourth proportional to 1,079,185.88, 1,489,279.75 and 589,156.17 is: 813,037.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,185.88 : 1,489,279.75 = 589,156.17 : x
  2. Step 2: Convert to fraction form
    1,079,185.88/1,489,279.75 = 589,156.17/x
  3. Step 3: Cross multiply
    1,079,185.88x = 1,489,279.75 × 589,156.17
  4. Step 4: Simplify right side
    1,079,185.88x = 877,418,353,568.56
  5. Step 5: Solve for x
    x = 877,418,353,568.56/1,079,185.88
  6. Step 6: Final answer
    x = 813,037.28

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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.