Home / 3,100,620.80-4,650,931.20-2,260,812.80

Finding the Fourth Proportional to 3,100,620.80, 4,650,931.20 and 2,260,812.80

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Solution

The fourth proportional to 3,100,620.80, 4,650,931.20 and 2,260,812.80 is: 3,391,219.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,620.80 : 4,650,931.20 = 2,260,812.80 : x
  2. Step 2: Convert to fraction form
    3,100,620.80/4,650,931.20 = 2,260,812.80/x
  3. Step 3: Cross multiply
    3,100,620.80x = 4,650,931.20 × 2,260,812.80
  4. Step 4: Simplify right side
    3,100,620.80x = 10,514,884,788,879.36
  5. Step 5: Solve for x
    x = 10,514,884,788,879.36/3,100,620.80
  6. Step 6: Final answer
    x = 3,391,219.20

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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.