Home / 1,080,922.16-1,491,764.64-628,184

Finding the Fourth Proportional to 1,080,922.16, 1,491,764.64 and 628,184

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Solution

The fourth proportional to 1,080,922.16, 1,491,764.64 and 628,184 is: 866,947.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,922.16 : 1,491,764.64 = 628,184 : x
  2. Step 2: Convert to fraction form
    1,080,922.16/1,491,764.64 = 628,184/x
  3. Step 3: Cross multiply
    1,080,922.16x = 1,491,764.64 × 628,184
  4. Step 4: Simplify right side
    1,080,922.16x = 937,102,678,613.76
  5. Step 5: Solve for x
    x = 937,102,678,613.76/1,080,922.16
  6. Step 6: Final answer
    x = 866,947.42

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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.