Home / 1,374,297.86-1,896,758.70-762,647.08

Finding the Fourth Proportional to 1,374,297.86, 1,896,758.70 and 762,647.08

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Solution

The fourth proportional to 1,374,297.86, 1,896,758.70 and 762,647.08 is: 1,052,579.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,297.86 : 1,896,758.70 = 762,647.08 : x
  2. Step 2: Convert to fraction form
    1,374,297.86/1,896,758.70 = 762,647.08/x
  3. Step 3: Cross multiply
    1,374,297.86x = 1,896,758.70 × 762,647.08
  4. Step 4: Simplify right side
    1,374,297.86x = 1,446,557,484,019.60
  5. Step 5: Solve for x
    x = 1,446,557,484,019.60/1,374,297.86
  6. Step 6: Final answer
    x = 1,052,579.30

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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.