Home / 1,028,558.15-1,419,302.18-569,660.69

Finding the Fourth Proportional to 1,028,558.15, 1,419,302.18 and 569,660.69

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Solution

The fourth proportional to 1,028,558.15, 1,419,302.18 and 569,660.69 is: 786,071.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,558.15 : 1,419,302.18 = 569,660.69 : x
  2. Step 2: Convert to fraction form
    1,028,558.15/1,419,302.18 = 569,660.69/x
  3. Step 3: Cross multiply
    1,028,558.15x = 1,419,302.18 × 569,660.69
  4. Step 4: Simplify right side
    1,028,558.15x = 808,520,659,177.30
  5. Step 5: Solve for x
    x = 808,520,659,177.30/1,028,558.15
  6. Step 6: Final answer
    x = 786,071.90

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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.