Home / 2,812,899.15-4,222,120.73-2,004,181.77

Finding the Fourth Proportional to 2,812,899.15, 4,222,120.73 and 2,004,181.77

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Solution

The fourth proportional to 2,812,899.15, 4,222,120.73 and 2,004,181.77 is: 3,008,247.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,899.15 : 4,222,120.73 = 2,004,181.77 : x
  2. Step 2: Convert to fraction form
    2,812,899.15/4,222,120.73 = 2,004,181.77/x
  3. Step 3: Cross multiply
    2,812,899.15x = 4,222,120.73 × 2,004,181.77
  4. Step 4: Simplify right side
    2,812,899.15x = 8,461,897,387,784.18
  5. Step 5: Solve for x
    x = 8,461,897,387,784.18/2,812,899.15
  6. Step 6: Final answer
    x = 3,008,247.70

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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.