Home / 2,127,612.40-3,193,751.40-1,329,794.80

Finding the Fourth Proportional to 2,127,612.40, 3,193,751.40 and 1,329,794.80

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Solution

The fourth proportional to 2,127,612.40, 3,193,751.40 and 1,329,794.80 is: 1,996,150.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,612.40 : 3,193,751.40 = 1,329,794.80 : x
  2. Step 2: Convert to fraction form
    2,127,612.40/3,193,751.40 = 1,329,794.80/x
  3. Step 3: Cross multiply
    2,127,612.40x = 3,193,751.40 × 1,329,794.80
  4. Step 4: Simplify right side
    2,127,612.40x = 4,247,034,004,212.72
  5. Step 5: Solve for x
    x = 4,247,034,004,212.72/2,127,612.40
  6. Step 6: Final answer
    x = 1,996,150.24

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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.