Home / 2,085,782.40-3,133,339.20-2,000,764.80

Finding the Fourth Proportional to 2,085,782.40, 3,133,339.20 and 2,000,764.80

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Solution

The fourth proportional to 2,085,782.40, 3,133,339.20 and 2,000,764.80 is: 3,005,622.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,782.40 : 3,133,339.20 = 2,000,764.80 : x
  2. Step 2: Convert to fraction form
    2,085,782.40/3,133,339.20 = 2,000,764.80/x
  3. Step 3: Cross multiply
    2,085,782.40x = 3,133,339.20 × 2,000,764.80
  4. Step 4: Simplify right side
    2,085,782.40x = 6,269,074,777,820.16
  5. Step 5: Solve for x
    x = 6,269,074,777,820.16/2,085,782.40
  6. Step 6: Final answer
    x = 3,005,622.63

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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.