Home / 4,512,125.82-6,226,743.93-2,578,381.78

Finding the Fourth Proportional to 4,512,125.82, 6,226,743.93 and 2,578,381.78

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Solution

The fourth proportional to 4,512,125.82, 6,226,743.93 and 2,578,381.78 is: 3,558,172.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512,125.82 : 6,226,743.93 = 2,578,381.78 : x
  2. Step 2: Convert to fraction form
    4,512,125.82/6,226,743.93 = 2,578,381.78/x
  3. Step 3: Cross multiply
    4,512,125.82x = 6,226,743.93 × 2,578,381.78
  4. Step 4: Simplify right side
    4,512,125.82x = 16,054,923,097,837.59
  5. Step 5: Solve for x
    x = 16,054,923,097,837.59/4,512,125.82
  6. Step 6: Final answer
    x = 3,558,172.74

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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.