Home / 1,811,361.64-2,716,875.87-613,147

Finding the Fourth Proportional to 1,811,361.64, 2,716,875.87 and 613,147

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Solution

The fourth proportional to 1,811,361.64, 2,716,875.87 and 613,147 is: 919,664.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,361.64 : 2,716,875.87 = 613,147 : x
  2. Step 2: Convert to fraction form
    1,811,361.64/2,716,875.87 = 613,147/x
  3. Step 3: Cross multiply
    1,811,361.64x = 2,716,875.87 × 613,147
  4. Step 4: Simplify right side
    1,811,361.64x = 1,665,844,289,062.89
  5. Step 5: Solve for x
    x = 1,665,844,289,062.89/1,811,361.64
  6. Step 6: Final answer
    x = 919,664.11

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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.