Home / 2,832,187.04-4,247,361.84-938,420

Finding the Fourth Proportional to 2,832,187.04, 4,247,361.84 and 938,420

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Solution

The fourth proportional to 2,832,187.04, 4,247,361.84 and 938,420 is: 1,407,325.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832,187.04 : 4,247,361.84 = 938,420 : x
  2. Step 2: Convert to fraction form
    2,832,187.04/4,247,361.84 = 938,420/x
  3. Step 3: Cross multiply
    2,832,187.04x = 4,247,361.84 × 938,420
  4. Step 4: Simplify right side
    2,832,187.04x = 3,985,809,297,892.80
  5. Step 5: Solve for x
    x = 3,985,809,297,892.80/2,832,187.04
  6. Step 6: Final answer
    x = 1,407,325.59

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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.