Home / 1,374,181-1,896,374.55-762,345.88

Finding the Fourth Proportional to 1,374,181, 1,896,374.55 and 762,345.88

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Solution

The fourth proportional to 1,374,181, 1,896,374.55 and 762,345.88 is: 1,052,039.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,181 : 1,896,374.55 = 762,345.88 : x
  2. Step 2: Convert to fraction form
    1,374,181/1,896,374.55 = 762,345.88/x
  3. Step 3: Cross multiply
    1,374,181x = 1,896,374.55 × 762,345.88
  4. Step 4: Simplify right side
    1,374,181x = 1,445,693,325,129.35
  5. Step 5: Solve for x
    x = 1,445,693,325,129.35/1,374,181
  6. Step 6: Final answer
    x = 1,052,039.96

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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.