Home / 1,028,568.48-1,419,393.12-569,664.84

Finding the Fourth Proportional to 1,028,568.48, 1,419,393.12 and 569,664.84

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Solution

The fourth proportional to 1,028,568.48, 1,419,393.12 and 569,664.84 is: 786,120.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,568.48 : 1,419,393.12 = 569,664.84 : x
  2. Step 2: Convert to fraction form
    1,028,568.48/1,419,393.12 = 569,664.84/x
  3. Step 3: Cross multiply
    1,028,568.48x = 1,419,393.12 × 569,664.84
  4. Step 4: Simplify right side
    1,028,568.48x = 808,578,354,601.90
  5. Step 5: Solve for x
    x = 808,578,354,601.90/1,028,568.48
  6. Step 6: Final answer
    x = 786,120.10

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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.