Home / 1,374,794.53-1,897,217.50-762,947.72

Finding the Fourth Proportional to 1,374,794.53, 1,897,217.50 and 762,947.72

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Solution

The fourth proportional to 1,374,794.53, 1,897,217.50 and 762,947.72 is: 1,052,868.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,794.53 : 1,897,217.50 = 762,947.72 : x
  2. Step 2: Convert to fraction form
    1,374,794.53/1,897,217.50 = 762,947.72/x
  3. Step 3: Cross multiply
    1,374,794.53x = 1,897,217.50 × 762,947.72
  4. Step 4: Simplify right side
    1,374,794.53x = 1,447,477,765,969.10
  5. Step 5: Solve for x
    x = 1,447,477,765,969.10/1,374,794.53
  6. Step 6: Final answer
    x = 1,052,868.44

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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.