Home / 3,087,661.24-4,632,444.78-1,383,239.80

Finding the Fourth Proportional to 3,087,661.24, 4,632,444.78 and 1,383,239.80

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Solution

The fourth proportional to 3,087,661.24, 4,632,444.78 and 1,383,239.80 is: 2,075,286.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087,661.24 : 4,632,444.78 = 1,383,239.80 : x
  2. Step 2: Convert to fraction form
    3,087,661.24/4,632,444.78 = 1,383,239.80/x
  3. Step 3: Cross multiply
    3,087,661.24x = 4,632,444.78 × 1,383,239.80
  4. Step 4: Simplify right side
    3,087,661.24x = 6,407,781,990,998.24
  5. Step 5: Solve for x
    x = 6,407,781,990,998.24/3,087,661.24
  6. Step 6: Final answer
    x = 2,075,286.60

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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.