Home / 2,669,240.20-4,003,860.30-2,220,467.80

Finding the Fourth Proportional to 2,669,240.20, 4,003,860.30 and 2,220,467.80

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Solution

The fourth proportional to 2,669,240.20, 4,003,860.30 and 2,220,467.80 is: 3,330,701.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,240.20 : 4,003,860.30 = 2,220,467.80 : x
  2. Step 2: Convert to fraction form
    2,669,240.20/4,003,860.30 = 2,220,467.80/x
  3. Step 3: Cross multiply
    2,669,240.20x = 4,003,860.30 × 2,220,467.80
  4. Step 4: Simplify right side
    2,669,240.20x = 8,890,442,871,848.34
  5. Step 5: Solve for x
    x = 8,890,442,871,848.34/2,669,240.20
  6. Step 6: Final answer
    x = 3,330,701.70

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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.