Home / 2,004,999.77-3,007,375.08-638,739.69

Finding the Fourth Proportional to 2,004,999.77, 3,007,375.08 and 638,739.69

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Solution

The fourth proportional to 2,004,999.77, 3,007,375.08 and 638,739.69 is: 958,069.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004,999.77 : 3,007,375.08 = 638,739.69 : x
  2. Step 2: Convert to fraction form
    2,004,999.77/3,007,375.08 = 638,739.69/x
  3. Step 3: Cross multiply
    2,004,999.77x = 3,007,375.08 × 638,739.69
  4. Step 4: Simplify right side
    2,004,999.77x = 1,920,929,826,312.93
  5. Step 5: Solve for x
    x = 1,920,929,826,312.93/2,004,999.77
  6. Step 6: Final answer
    x = 958,069.85

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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.