Home / 2,039,645.70-3,059,905.95-619,845.30

Finding the Fourth Proportional to 2,039,645.70, 3,059,905.95 and 619,845.30

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Solution

The fourth proportional to 2,039,645.70, 3,059,905.95 and 619,845.30 is: 929,900.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,645.70 : 3,059,905.95 = 619,845.30 : x
  2. Step 2: Convert to fraction form
    2,039,645.70/3,059,905.95 = 619,845.30/x
  3. Step 3: Cross multiply
    2,039,645.70x = 3,059,905.95 × 619,845.30
  4. Step 4: Simplify right side
    2,039,645.70x = 1,896,668,321,549.54
  5. Step 5: Solve for x
    x = 1,896,668,321,549.54/2,039,645.70
  6. Step 6: Final answer
    x = 929,900.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.