Home / 2,990,234.20-4,486,007.40-968,571.40

Finding the Fourth Proportional to 2,990,234.20, 4,486,007.40 and 968,571.40

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Solution

The fourth proportional to 2,990,234.20, 4,486,007.40 and 968,571.40 is: 1,453,069.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,234.20 : 4,486,007.40 = 968,571.40 : x
  2. Step 2: Convert to fraction form
    2,990,234.20/4,486,007.40 = 968,571.40/x
  3. Step 3: Cross multiply
    2,990,234.20x = 4,486,007.40 × 968,571.40
  4. Step 4: Simplify right side
    2,990,234.20x = 4,345,018,467,828.36
  5. Step 5: Solve for x
    x = 4,345,018,467,828.36/2,990,234.20
  6. Step 6: Final answer
    x = 1,453,069.62

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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.