Home / 1,080,016.37-1,490,407.08-589,979.94

Finding the Fourth Proportional to 1,080,016.37, 1,490,407.08 and 589,979.94

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Solution

The fourth proportional to 1,080,016.37, 1,490,407.08 and 589,979.94 is: 814,163.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,016.37 : 1,490,407.08 = 589,979.94 : x
  2. Step 2: Convert to fraction form
    1,080,016.37/1,490,407.08 = 589,979.94/x
  3. Step 3: Cross multiply
    1,080,016.37x = 1,490,407.08 × 589,979.94
  4. Step 4: Simplify right side
    1,080,016.37x = 879,310,279,633.98
  5. Step 5: Solve for x
    x = 879,310,279,633.98/1,080,016.37
  6. Step 6: Final answer
    x = 814,163.85

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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.