Home / 2,682,007.20-4,023,010.80-998,762.40

Finding the Fourth Proportional to 2,682,007.20, 4,023,010.80 and 998,762.40

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Solution

The fourth proportional to 2,682,007.20, 4,023,010.80 and 998,762.40 is: 1,498,143.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682,007.20 : 4,023,010.80 = 998,762.40 : x
  2. Step 2: Convert to fraction form
    2,682,007.20/4,023,010.80 = 998,762.40/x
  3. Step 3: Cross multiply
    2,682,007.20x = 4,023,010.80 × 998,762.40
  4. Step 4: Simplify right side
    2,682,007.20x = 4,018,031,921,833.92
  5. Step 5: Solve for x
    x = 4,018,031,921,833.92/2,682,007.20
  6. Step 6: Final answer
    x = 1,498,143.60

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1.5x scale

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.