Home / 1,028,687.25-1,419,573.40-569,800.32

Finding the Fourth Proportional to 1,028,687.25, 1,419,573.40 and 569,800.32

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Solution

The fourth proportional to 1,028,687.25, 1,419,573.40 and 569,800.32 is: 786,316.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,687.25 : 1,419,573.40 = 569,800.32 : x
  2. Step 2: Convert to fraction form
    1,028,687.25/1,419,573.40 = 569,800.32/x
  3. Step 3: Cross multiply
    1,028,687.25x = 1,419,573.40 × 569,800.32
  4. Step 4: Simplify right side
    1,028,687.25x = 808,873,377,583.49
  5. Step 5: Solve for x
    x = 808,873,377,583.49/1,028,687.25
  6. Step 6: Final answer
    x = 786,316.13

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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.