Home / 3,476,705.70-5,215,058.55-2,279,323.20

Finding the Fourth Proportional to 3,476,705.70, 5,215,058.55 and 2,279,323.20

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Solution

The fourth proportional to 3,476,705.70, 5,215,058.55 and 2,279,323.20 is: 3,418,984.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476,705.70 : 5,215,058.55 = 2,279,323.20 : x
  2. Step 2: Convert to fraction form
    3,476,705.70/5,215,058.55 = 2,279,323.20/x
  3. Step 3: Cross multiply
    3,476,705.70x = 5,215,058.55 × 2,279,323.20
  4. Step 4: Simplify right side
    3,476,705.70x = 11,886,803,942,373.36
  5. Step 5: Solve for x
    x = 11,886,803,942,373.36/3,476,705.70
  6. Step 6: Final answer
    x = 3,418,984.80

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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.