Home / 5,450,488.73-8,176,999.40-1,856,286.89

Finding the Fourth Proportional to 5,450,488.73, 8,176,999.40 and 1,856,286.89

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Solution

The fourth proportional to 5,450,488.73, 8,176,999.40 and 1,856,286.89 is: 2,784,861.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450,488.73 : 8,176,999.40 = 1,856,286.89 : x
  2. Step 2: Convert to fraction form
    5,450,488.73/8,176,999.40 = 1,856,286.89/x
  3. Step 3: Cross multiply
    5,450,488.73x = 8,176,999.40 × 1,856,286.89
  4. Step 4: Simplify right side
    5,450,488.73x = 15,178,856,776,476.43
  5. Step 5: Solve for x
    x = 15,178,856,776,476.43/5,450,488.73
  6. Step 6: Final answer
    x = 2,784,861.60

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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.