Home / 1,356,529.11-1,871,941.39-805,268.39

Finding the Fourth Proportional to 1,356,529.11, 1,871,941.39 and 805,268.39

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Solution

The fourth proportional to 1,356,529.11, 1,871,941.39 and 805,268.39 is: 1,111,229.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,529.11 : 1,871,941.39 = 805,268.39 : x
  2. Step 2: Convert to fraction form
    1,356,529.11/1,871,941.39 = 805,268.39/x
  3. Step 3: Cross multiply
    1,356,529.11x = 1,871,941.39 × 805,268.39
  4. Step 4: Simplify right side
    1,356,529.11x = 1,507,415,217,926.78
  5. Step 5: Solve for x
    x = 1,507,415,217,926.78/1,356,529.11
  6. Step 6: Final answer
    x = 1,111,229.54

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.