Home / 1,668,474.14-2,503,455.60-769,433.27

Finding the Fourth Proportional to 1,668,474.14, 2,503,455.60 and 769,433.27

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Solution

The fourth proportional to 1,668,474.14, 2,503,455.60 and 769,433.27 is: 1,154,493.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,474.14 : 2,503,455.60 = 769,433.27 : x
  2. Step 2: Convert to fraction form
    1,668,474.14/2,503,455.60 = 769,433.27/x
  3. Step 3: Cross multiply
    1,668,474.14x = 2,503,455.60 × 769,433.27
  4. Step 4: Simplify right side
    1,668,474.14x = 1,926,242,028,607.81
  5. Step 5: Solve for x
    x = 1,926,242,028,607.81/1,668,474.14
  6. Step 6: Final answer
    x = 1,154,493.19

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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.