Home / 1,028,681.33-1,419,517.61-569,768.69

Finding the Fourth Proportional to 1,028,681.33, 1,419,517.61 and 569,768.69

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Solution

The fourth proportional to 1,028,681.33, 1,419,517.61 and 569,768.69 is: 786,246.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,681.33 : 1,419,517.61 = 569,768.69 : x
  2. Step 2: Convert to fraction form
    1,028,681.33/1,419,517.61 = 569,768.69/x
  3. Step 3: Cross multiply
    1,028,681.33x = 1,419,517.61 × 569,768.69
  4. Step 4: Simplify right side
    1,028,681.33x = 808,796,686,232.79
  5. Step 5: Solve for x
    x = 808,796,686,232.79/1,028,681.33
  6. Step 6: Final answer
    x = 786,246.11

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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.