Home / 1,374,035.30-1,896,199.15-762,168.18

Finding the Fourth Proportional to 1,374,035.30, 1,896,199.15 and 762,168.18

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Solution

The fourth proportional to 1,374,035.30, 1,896,199.15 and 762,168.18 is: 1,051,808.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,035.30 : 1,896,199.15 = 762,168.18 : x
  2. Step 2: Convert to fraction form
    1,374,035.30/1,896,199.15 = 762,168.18/x
  3. Step 3: Cross multiply
    1,374,035.30x = 1,896,199.15 × 762,168.18
  4. Step 4: Simplify right side
    1,374,035.30x = 1,445,222,655,073.05
  5. Step 5: Solve for x
    x = 1,445,222,655,073.05/1,374,035.30
  6. Step 6: Final answer
    x = 1,051,808.97

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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.