Home / 5,054,761.90-7,582,142.85-3,619,871.20

Finding the Fourth Proportional to 5,054,761.90, 7,582,142.85 and 3,619,871.20

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Solution

The fourth proportional to 5,054,761.90, 7,582,142.85 and 3,619,871.20 is: 5,429,806.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054,761.90 : 7,582,142.85 = 3,619,871.20 : x
  2. Step 2: Convert to fraction form
    5,054,761.90/7,582,142.85 = 3,619,871.20/x
  3. Step 3: Cross multiply
    5,054,761.90x = 7,582,142.85 × 3,619,871.20
  4. Step 4: Simplify right side
    5,054,761.90x = 27,446,380,537,000.92
  5. Step 5: Solve for x
    x = 27,446,380,537,000.92/5,054,761.90
  6. Step 6: Final answer
    x = 5,429,806.80

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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.