Home / 1,374,190.85-1,896,385.60-762,343.62

Finding the Fourth Proportional to 1,374,190.85, 1,896,385.60 and 762,343.62

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Solution

The fourth proportional to 1,374,190.85, 1,896,385.60 and 762,343.62 is: 1,052,035.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,190.85 : 1,896,385.60 = 762,343.62 : x
  2. Step 2: Convert to fraction form
    1,374,190.85/1,896,385.60 = 762,343.62/x
  3. Step 3: Cross multiply
    1,374,190.85x = 1,896,385.60 × 762,343.62
  4. Step 4: Simplify right side
    1,374,190.85x = 1,445,697,463,219.87
  5. Step 5: Solve for x
    x = 1,445,697,463,219.87/1,374,190.85
  6. Step 6: Final answer
    x = 1,052,035.43

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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.