Home / 1,817,864.20-2,726,796.30-619,388.20

Finding the Fourth Proportional to 1,817,864.20, 2,726,796.30 and 619,388.20

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Solution

The fourth proportional to 1,817,864.20, 2,726,796.30 and 619,388.20 is: 929,082.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,864.20 : 2,726,796.30 = 619,388.20 : x
  2. Step 2: Convert to fraction form
    1,817,864.20/2,726,796.30 = 619,388.20/x
  3. Step 3: Cross multiply
    1,817,864.20x = 2,726,796.30 × 619,388.20
  4. Step 4: Simplify right side
    1,817,864.20x = 1,688,945,452,023.66
  5. Step 5: Solve for x
    x = 1,688,945,452,023.66/1,817,864.20
  6. Step 6: Final answer
    x = 929,082.30

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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.