Home / 3,509,091.80-5,264,139.82-1,080,450.58

Finding the Fourth Proportional to 3,509,091.80, 5,264,139.82 and 1,080,450.58

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Solution

The fourth proportional to 3,509,091.80, 5,264,139.82 and 1,080,450.58 is: 1,620,830.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,091.80 : 5,264,139.82 = 1,080,450.58 : x
  2. Step 2: Convert to fraction form
    3,509,091.80/5,264,139.82 = 1,080,450.58/x
  3. Step 3: Cross multiply
    3,509,091.80x = 5,264,139.82 × 1,080,450.58
  4. Step 4: Simplify right side
    3,509,091.80x = 5,687,642,921,720.10
  5. Step 5: Solve for x
    x = 5,687,642,921,720.10/3,509,091.80
  6. Step 6: Final answer
    x = 1,620,830.47

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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.