Home / 3,669,509.72-5,502,084.06-1,395,200.63

Finding the Fourth Proportional to 3,669,509.72, 5,502,084.06 and 1,395,200.63

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Solution

The fourth proportional to 3,669,509.72, 5,502,084.06 and 1,395,200.63 is: 2,091,971.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,509.72 : 5,502,084.06 = 1,395,200.63 : x
  2. Step 2: Convert to fraction form
    3,669,509.72/5,502,084.06 = 1,395,200.63/x
  3. Step 3: Cross multiply
    3,669,509.72x = 5,502,084.06 × 1,395,200.63
  4. Step 4: Simplify right side
    3,669,509.72x = 7,676,511,146,824.96
  5. Step 5: Solve for x
    x = 7,676,511,146,824.96/3,669,509.72
  6. Step 6: Final answer
    x = 2,091,971.88

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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.