Home / 1,167,868.81-1,611,544.94-677,762.11

Finding the Fourth Proportional to 1,167,868.81, 1,611,544.94 and 677,762.11

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Solution

The fourth proportional to 1,167,868.81, 1,611,544.94 and 677,762.11 is: 935,245.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,868.81 : 1,611,544.94 = 677,762.11 : x
  2. Step 2: Convert to fraction form
    1,167,868.81/1,611,544.94 = 677,762.11/x
  3. Step 3: Cross multiply
    1,167,868.81x = 1,611,544.94 × 677,762.11
  4. Step 4: Simplify right side
    1,167,868.81x = 1,092,244,091,476.55
  5. Step 5: Solve for x
    x = 1,092,244,091,476.55/1,167,868.81
  6. Step 6: Final answer
    x = 935,245.54

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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.