Home / 1,798,882.88-2,699,071.61-787,484.21

Finding the Fourth Proportional to 1,798,882.88, 2,699,071.61 and 787,484.21

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Solution

The fourth proportional to 1,798,882.88, 2,699,071.61 and 787,484.21 is: 1,181,553.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,882.88 : 2,699,071.61 = 787,484.21 : x
  2. Step 2: Convert to fraction form
    1,798,882.88/2,699,071.61 = 787,484.21/x
  3. Step 3: Cross multiply
    1,798,882.88x = 2,699,071.61 × 787,484.21
  4. Step 4: Simplify right side
    1,798,882.88x = 2,125,476,257,101.50
  5. Step 5: Solve for x
    x = 2,125,476,257,101.50/1,798,882.88
  6. Step 6: Final answer
    x = 1,181,553.44

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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.