Home / 2,063,252.80-3,094,879.20-643,297.60

Finding the Fourth Proportional to 2,063,252.80, 3,094,879.20 and 643,297.60

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Solution

The fourth proportional to 2,063,252.80, 3,094,879.20 and 643,297.60 is: 964,946.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,063,252.80 : 3,094,879.20 = 643,297.60 : x
  2. Step 2: Convert to fraction form
    2,063,252.80/3,094,879.20 = 643,297.60/x
  3. Step 3: Cross multiply
    2,063,252.80x = 3,094,879.20 × 643,297.60
  4. Step 4: Simplify right side
    2,063,252.80x = 1,990,928,361,649.92
  5. Step 5: Solve for x
    x = 1,990,928,361,649.92/2,063,252.80
  6. Step 6: Final answer
    x = 964,946.40

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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.