Home / 3,831,605.40-5,747,408.10-3,521,947.80

Finding the Fourth Proportional to 3,831,605.40, 5,747,408.10 and 3,521,947.80

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Solution

The fourth proportional to 3,831,605.40, 5,747,408.10 and 3,521,947.80 is: 5,282,921.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831,605.40 : 5,747,408.10 = 3,521,947.80 : x
  2. Step 2: Convert to fraction form
    3,831,605.40/5,747,408.10 = 3,521,947.80/x
  3. Step 3: Cross multiply
    3,831,605.40x = 5,747,408.10 × 3,521,947.80
  4. Step 4: Simplify right side
    3,831,605.40x = 20,242,071,313,497.18
  5. Step 5: Solve for x
    x = 20,242,071,313,497.18/3,831,605.40
  6. Step 6: Final answer
    x = 5,282,921.70

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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.