Home / 1,845,099-2,768,115.06-515,403

Finding the Fourth Proportional to 1,845,099, 2,768,115.06 and 515,403

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Solution

The fourth proportional to 1,845,099, 2,768,115.06 and 515,403 is: 773,234.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,099 : 2,768,115.06 = 515,403 : x
  2. Step 2: Convert to fraction form
    1,845,099/2,768,115.06 = 515,403/x
  3. Step 3: Cross multiply
    1,845,099x = 2,768,115.06 × 515,403
  4. Step 4: Simplify right side
    1,845,099x = 1,426,694,806,269.18
  5. Step 5: Solve for x
    x = 1,426,694,806,269.18/1,845,099
  6. Step 6: Final answer
    x = 773,234.83

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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.