Home / 3,519,146.88-4,857,847.09-2,978,094.02

Finding the Fourth Proportional to 3,519,146.88, 4,857,847.09 and 2,978,094.02

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Solution

The fourth proportional to 3,519,146.88, 4,857,847.09 and 2,978,094.02 is: 4,110,975.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519,146.88 : 4,857,847.09 = 2,978,094.02 : x
  2. Step 2: Convert to fraction form
    3,519,146.88/4,857,847.09 = 2,978,094.02/x
  3. Step 3: Cross multiply
    3,519,146.88x = 4,857,847.09 × 2,978,094.02
  4. Step 4: Simplify right side
    3,519,146.88x = 14,467,125,337,068.93
  5. Step 5: Solve for x
    x = 14,467,125,337,068.93/3,519,146.88
  6. Step 6: Final answer
    x = 4,110,975.14

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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.