Home / 1,374,040.17-1,896,205.82-762,172.97

Finding the Fourth Proportional to 1,374,040.17, 1,896,205.82 and 762,172.97

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Solution

The fourth proportional to 1,374,040.17, 1,896,205.82 and 762,172.97 is: 1,051,815.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,040.17 : 1,896,205.82 = 762,172.97 : x
  2. Step 2: Convert to fraction form
    1,374,040.17/1,896,205.82 = 762,172.97/x
  3. Step 3: Cross multiply
    1,374,040.17x = 1,896,205.82 × 762,172.97
  4. Step 4: Simplify right side
    1,374,040.17x = 1,445,236,808,268.79
  5. Step 5: Solve for x
    x = 1,445,236,808,268.79/1,374,040.17
  6. Step 6: Final answer
    x = 1,051,815.54

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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.