Home / 3,563,772.12-4,913,247.93-2,831,157.21

Finding the Fourth Proportional to 3,563,772.12, 4,913,247.93 and 2,831,157.21

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Solution

The fourth proportional to 3,563,772.12, 4,913,247.93 and 2,831,157.21 is: 3,903,217.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563,772.12 : 4,913,247.93 = 2,831,157.21 : x
  2. Step 2: Convert to fraction form
    3,563,772.12/4,913,247.93 = 2,831,157.21/x
  3. Step 3: Cross multiply
    3,563,772.12x = 4,913,247.93 × 2,831,157.21
  4. Step 4: Simplify right side
    3,563,772.12x = 13,910,177,301,537.07
  5. Step 5: Solve for x
    x = 13,910,177,301,537.07/3,563,772.12
  6. Step 6: Final answer
    x = 3,903,217.39

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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.