Home / 1,394,695.46-2,091,230.30-540,769.50

Finding the Fourth Proportional to 1,394,695.46, 2,091,230.30 and 540,769.50

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Solution

The fourth proportional to 1,394,695.46, 2,091,230.30 and 540,769.50 is: 810,839.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,695.46 : 2,091,230.30 = 540,769.50 : x
  2. Step 2: Convert to fraction form
    1,394,695.46/2,091,230.30 = 540,769.50/x
  3. Step 3: Cross multiply
    1,394,695.46x = 2,091,230.30 × 540,769.50
  4. Step 4: Simplify right side
    1,394,695.46x = 1,130,873,563,715.85
  5. Step 5: Solve for x
    x = 1,130,873,563,715.85/1,394,695.46
  6. Step 6: Final answer
    x = 810,839.07

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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.