Home / 1,028,912.70-1,419,900.65-576,203.70

Finding the Fourth Proportional to 1,028,912.70, 1,419,900.65 and 576,203.70

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Solution

The fourth proportional to 1,028,912.70, 1,419,900.65 and 576,203.70 is: 795,161.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,912.70 : 1,419,900.65 = 576,203.70 : x
  2. Step 2: Convert to fraction form
    1,028,912.70/1,419,900.65 = 576,203.70/x
  3. Step 3: Cross multiply
    1,028,912.70x = 1,419,900.65 × 576,203.70
  4. Step 4: Simplify right side
    1,028,912.70x = 818,152,008,162.41
  5. Step 5: Solve for x
    x = 818,152,008,162.41/1,028,912.70
  6. Step 6: Final answer
    x = 795,161.74

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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.