Home / 1,079,116.96-1,617,897.84-674,453.92

Finding the Fourth Proportional to 1,079,116.96, 1,617,897.84 and 674,453.92

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Solution

The fourth proportional to 1,079,116.96, 1,617,897.84 and 674,453.92 is: 1,011,194.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,116.96 : 1,617,897.84 = 674,453.92 : x
  2. Step 2: Convert to fraction form
    1,079,116.96/1,617,897.84 = 674,453.92/x
  3. Step 3: Cross multiply
    1,079,116.96x = 1,617,897.84 × 674,453.92
  4. Step 4: Simplify right side
    1,079,116.96x = 1,091,197,540,347.53
  5. Step 5: Solve for x
    x = 1,091,197,540,347.53/1,079,116.96
  6. Step 6: Final answer
    x = 1,011,194.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.