Home / 2,085,328.40-3,132,658.20-2,000,310.80

Finding the Fourth Proportional to 2,085,328.40, 3,132,658.20 and 2,000,310.80

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Solution

The fourth proportional to 2,085,328.40, 3,132,658.20 and 2,000,310.80 is: 3,004,941.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,328.40 : 3,132,658.20 = 2,000,310.80 : x
  2. Step 2: Convert to fraction form
    2,085,328.40/3,132,658.20 = 2,000,310.80/x
  3. Step 3: Cross multiply
    2,085,328.40x = 3,132,658.20 × 2,000,310.80
  4. Step 4: Simplify right side
    2,085,328.40x = 6,266,290,030,168.56
  5. Step 5: Solve for x
    x = 6,266,290,030,168.56/2,085,328.40
  6. Step 6: Final answer
    x = 3,004,941.59

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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.