Home / 1,214,089.56-1,676,797.20-945,389.88

Finding the Fourth Proportional to 1,214,089.56, 1,676,797.20 and 945,389.88

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Solution

The fourth proportional to 1,214,089.56, 1,676,797.20 and 945,389.88 is: 1,305,692.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,089.56 : 1,676,797.20 = 945,389.88 : x
  2. Step 2: Convert to fraction form
    1,214,089.56/1,676,797.20 = 945,389.88/x
  3. Step 3: Cross multiply
    1,214,089.56x = 1,676,797.20 × 945,389.88
  4. Step 4: Simplify right side
    1,214,089.56x = 1,585,227,103,692.34
  5. Step 5: Solve for x
    x = 1,585,227,103,692.34/1,214,089.56
  6. Step 6: Final answer
    x = 1,305,692.06

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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.