Home / 2,897,669.18-3,998,583.43-1,608,408.07

Finding the Fourth Proportional to 2,897,669.18, 3,998,583.43 and 1,608,408.07

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Solution

The fourth proportional to 2,897,669.18, 3,998,583.43 and 1,608,408.07 is: 2,219,492.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,669.18 : 3,998,583.43 = 1,608,408.07 : x
  2. Step 2: Convert to fraction form
    2,897,669.18/3,998,583.43 = 1,608,408.07/x
  3. Step 3: Cross multiply
    2,897,669.18x = 3,998,583.43 × 1,608,408.07
  4. Step 4: Simplify right side
    2,897,669.18x = 6,431,353,843,362.80
  5. Step 5: Solve for x
    x = 6,431,353,843,362.80/2,897,669.18
  6. Step 6: Final answer
    x = 2,219,492.09

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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.