Home / 1,609,408.95-2,222,949.22-1,203,311.75

Finding the Fourth Proportional to 1,609,408.95, 2,222,949.22 and 1,203,311.75

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Solution

The fourth proportional to 1,609,408.95, 2,222,949.22 and 1,203,311.75 is: 1,662,039.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,408.95 : 2,222,949.22 = 1,203,311.75 : x
  2. Step 2: Convert to fraction form
    1,609,408.95/2,222,949.22 = 1,203,311.75/x
  3. Step 3: Cross multiply
    1,609,408.95x = 2,222,949.22 × 1,203,311.75
  4. Step 4: Simplify right side
    1,609,408.95x = 2,674,900,914,460.40
  5. Step 5: Solve for x
    x = 2,674,900,914,460.40/1,609,408.95
  6. Step 6: Final answer
    x = 1,662,039.30

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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.