Home / 1,845,342.30-2,768,013.45-1,086,404.70

Finding the Fourth Proportional to 1,845,342.30, 2,768,013.45 and 1,086,404.70

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Solution

The fourth proportional to 1,845,342.30, 2,768,013.45 and 1,086,404.70 is: 1,629,607.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,342.30 : 2,768,013.45 = 1,086,404.70 : x
  2. Step 2: Convert to fraction form
    1,845,342.30/2,768,013.45 = 1,086,404.70/x
  3. Step 3: Cross multiply
    1,845,342.30x = 2,768,013.45 × 1,086,404.70
  4. Step 4: Simplify right side
    1,845,342.30x = 3,007,182,821,743.22
  5. Step 5: Solve for x
    x = 3,007,182,821,743.22/1,845,342.30
  6. Step 6: Final answer
    x = 1,629,607.05

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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.