Home / 2,808,968.49-3,876,348.96-1,519,780.59

Finding the Fourth Proportional to 2,808,968.49, 3,876,348.96 and 1,519,780.59

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Solution

The fourth proportional to 2,808,968.49, 3,876,348.96 and 1,519,780.59 is: 2,097,282.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,968.49 : 3,876,348.96 = 1,519,780.59 : x
  2. Step 2: Convert to fraction form
    2,808,968.49/3,876,348.96 = 1,519,780.59/x
  3. Step 3: Cross multiply
    2,808,968.49x = 3,876,348.96 × 1,519,780.59
  4. Step 4: Simplify right side
    2,808,968.49x = 5,891,199,909,474.69
  5. Step 5: Solve for x
    x = 5,891,199,909,474.69/2,808,968.49
  6. Step 6: Final answer
    x = 2,097,282.31

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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.