Home / 1,080,045.32-1,489,346.16-927,588.32

Finding the Fourth Proportional to 1,080,045.32, 1,489,346.16 and 927,588.32

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Solution

The fourth proportional to 1,080,045.32, 1,489,346.16 and 927,588.32 is: 1,279,113.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,045.32 : 1,489,346.16 = 927,588.32 : x
  2. Step 2: Convert to fraction form
    1,080,045.32/1,489,346.16 = 927,588.32/x
  3. Step 3: Cross multiply
    1,080,045.32x = 1,489,346.16 × 927,588.32
  4. Step 4: Simplify right side
    1,080,045.32x = 1,381,500,102,452.85
  5. Step 5: Solve for x
    x = 1,381,500,102,452.85/1,080,045.32
  6. Step 6: Final answer
    x = 1,279,113.09

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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.