Home / 1,871,638.44-2,807,458.16-523,999.56

Finding the Fourth Proportional to 1,871,638.44, 2,807,458.16 and 523,999.56

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Solution

The fourth proportional to 1,871,638.44, 2,807,458.16 and 523,999.56 is: 785,999.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,638.44 : 2,807,458.16 = 523,999.56 : x
  2. Step 2: Convert to fraction form
    1,871,638.44/2,807,458.16 = 523,999.56/x
  3. Step 3: Cross multiply
    1,871,638.44x = 2,807,458.16 × 523,999.56
  4. Step 4: Simplify right side
    1,871,638.44x = 1,471,106,840,558.41
  5. Step 5: Solve for x
    x = 1,471,106,840,558.41/1,871,638.44
  6. Step 6: Final answer
    x = 785,999.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.