Home / 1,203,660.81-1,808,312.31-1,135,568.43

Finding the Fourth Proportional to 1,203,660.81, 1,808,312.31 and 1,135,568.43

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Solution

The fourth proportional to 1,203,660.81, 1,808,312.31 and 1,135,568.43 is: 1,706,014.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,660.81 : 1,808,312.31 = 1,135,568.43 : x
  2. Step 2: Convert to fraction form
    1,203,660.81/1,808,312.31 = 1,135,568.43/x
  3. Step 3: Cross multiply
    1,203,660.81x = 1,808,312.31 × 1,135,568.43
  4. Step 4: Simplify right side
    1,203,660.81x = 2,053,462,370,816.37
  5. Step 5: Solve for x
    x = 2,053,462,370,816.37/1,203,660.81
  6. Step 6: Final answer
    x = 1,706,014.15

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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.