Home / 1,338,836.03-2,008,318.59-440,257.85

Finding the Fourth Proportional to 1,338,836.03, 2,008,318.59 and 440,257.85

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Solution

The fourth proportional to 1,338,836.03, 2,008,318.59 and 440,257.85 is: 660,407.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,836.03 : 2,008,318.59 = 440,257.85 : x
  2. Step 2: Convert to fraction form
    1,338,836.03/2,008,318.59 = 440,257.85/x
  3. Step 3: Cross multiply
    1,338,836.03x = 2,008,318.59 × 440,257.85
  4. Step 4: Simplify right side
    1,338,836.03x = 884,178,014,506.84
  5. Step 5: Solve for x
    x = 884,178,014,506.84/1,338,836.03
  6. Step 6: Final answer
    x = 660,407.99

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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.