Home / 2,005,738.07-2,767,902.12-1,087,964.87

Finding the Fourth Proportional to 2,005,738.07, 2,767,902.12 and 1,087,964.87

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Solution

The fourth proportional to 2,005,738.07, 2,767,902.12 and 1,087,964.87 is: 1,501,382.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,738.07 : 2,767,902.12 = 1,087,964.87 : x
  2. Step 2: Convert to fraction form
    2,005,738.07/2,767,902.12 = 1,087,964.87/x
  3. Step 3: Cross multiply
    2,005,738.07x = 2,767,902.12 × 1,087,964.87
  4. Step 4: Simplify right side
    2,005,738.07x = 3,011,380,256,319.01
  5. Step 5: Solve for x
    x = 3,011,380,256,319.01/2,005,738.07
  6. Step 6: Final answer
    x = 1,501,382.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.