Home / 1,639,670.88-2,262,749.26-914,499.96

Finding the Fourth Proportional to 1,639,670.88, 2,262,749.26 and 914,499.96

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Solution

The fourth proportional to 1,639,670.88, 2,262,749.26 and 914,499.96 is: 1,262,011.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,670.88 : 2,262,749.26 = 914,499.96 : x
  2. Step 2: Convert to fraction form
    1,639,670.88/2,262,749.26 = 914,499.96/x
  3. Step 3: Cross multiply
    1,639,670.88x = 2,262,749.26 × 914,499.96
  4. Step 4: Simplify right side
    1,639,670.88x = 2,069,284,107,760.03
  5. Step 5: Solve for x
    x = 2,069,284,107,760.03/1,639,670.88
  6. Step 6: Final answer
    x = 1,262,011.87

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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.