Home / 1,374,632.37-1,896,926.85-762,777.81

Finding the Fourth Proportional to 1,374,632.37, 1,896,926.85 and 762,777.81

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Solution

The fourth proportional to 1,374,632.37, 1,896,926.85 and 762,777.81 is: 1,052,596.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,632.37 : 1,896,926.85 = 762,777.81 : x
  2. Step 2: Convert to fraction form
    1,374,632.37/1,896,926.85 = 762,777.81/x
  3. Step 3: Cross multiply
    1,374,632.37x = 1,896,926.85 × 762,777.81
  4. Step 4: Simplify right side
    1,374,632.37x = 1,446,933,708,373.20
  5. Step 5: Solve for x
    x = 1,446,933,708,373.20/1,374,632.37
  6. Step 6: Final answer
    x = 1,052,596.85

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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.