Home / 2,183,192.08-2,990,984.16-2,101,375.60

Finding the Fourth Proportional to 2,183,192.08, 2,990,984.16 and 2,101,375.60

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Solution

The fourth proportional to 2,183,192.08, 2,990,984.16 and 2,101,375.60 is: 2,878,895.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,192.08 : 2,990,984.16 = 2,101,375.60 : x
  2. Step 2: Convert to fraction form
    2,183,192.08/2,990,984.16 = 2,101,375.60/x
  3. Step 3: Cross multiply
    2,183,192.08x = 2,990,984.16 × 2,101,375.60
  4. Step 4: Simplify right side
    2,183,192.08x = 6,285,181,133,810.50
  5. Step 5: Solve for x
    x = 6,285,181,133,810.50/2,183,192.08
  6. Step 6: Final answer
    x = 2,878,895.17

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.