Home / 871,731.96-1,202,504.40-810,082.02

Finding the Fourth Proportional to 871,731.96, 1,202,504.40 and 810,082.02

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Solution

The fourth proportional to 871,731.96, 1,202,504.40 and 810,082.02 is: 1,117,461.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,731.96 : 1,202,504.40 = 810,082.02 : x
  2. Step 2: Convert to fraction form
    871,731.96/1,202,504.40 = 810,082.02/x
  3. Step 3: Cross multiply
    871,731.96x = 1,202,504.40 × 810,082.02
  4. Step 4: Simplify right side
    871,731.96x = 974,127,193,410.89
  5. Step 5: Solve for x
    x = 974,127,193,410.89/871,731.96
  6. Step 6: Final answer
    x = 1,117,461.83

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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.