Home / 3,278,908.32-4,908,127.56-2,415,316.80

Finding the Fourth Proportional to 3,278,908.32, 4,908,127.56 and 2,415,316.80

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Solution

The fourth proportional to 3,278,908.32, 4,908,127.56 and 2,415,316.80 is: 3,615,435.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278,908.32 : 4,908,127.56 = 2,415,316.80 : x
  2. Step 2: Convert to fraction form
    3,278,908.32/4,908,127.56 = 2,415,316.80/x
  3. Step 3: Cross multiply
    3,278,908.32x = 4,908,127.56 × 2,415,316.80
  4. Step 4: Simplify right side
    3,278,908.32x = 11,854,682,952,211.01
  5. Step 5: Solve for x
    x = 11,854,682,952,211.01/3,278,908.32
  6. Step 6: Final answer
    x = 3,615,435.93

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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.