Home / 3,016,972.18-4,163,503.44-1,640,408.50

Finding the Fourth Proportional to 3,016,972.18, 4,163,503.44 and 1,640,408.50

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Solution

The fourth proportional to 3,016,972.18, 4,163,503.44 and 1,640,408.50 is: 2,263,808.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016,972.18 : 4,163,503.44 = 1,640,408.50 : x
  2. Step 2: Convert to fraction form
    3,016,972.18/4,163,503.44 = 1,640,408.50/x
  3. Step 3: Cross multiply
    3,016,972.18x = 4,163,503.44 × 1,640,408.50
  4. Step 4: Simplify right side
    3,016,972.18x = 6,829,846,432,755.24
  5. Step 5: Solve for x
    x = 6,829,846,432,755.24/3,016,972.18
  6. Step 6: Final answer
    x = 2,263,808.22

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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.