Home / 5,450,680.60-8,176,020.90-1,855,252.60

Finding the Fourth Proportional to 5,450,680.60, 8,176,020.90 and 1,855,252.60

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Solution

The fourth proportional to 5,450,680.60, 8,176,020.90 and 1,855,252.60 is: 2,782,878.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450,680.60 : 8,176,020.90 = 1,855,252.60 : x
  2. Step 2: Convert to fraction form
    5,450,680.60/8,176,020.90 = 1,855,252.60/x
  3. Step 3: Cross multiply
    5,450,680.60x = 8,176,020.90 × 1,855,252.60
  4. Step 4: Simplify right side
    5,450,680.60x = 15,168,584,032,379.34
  5. Step 5: Solve for x
    x = 15,168,584,032,379.34/5,450,680.60
  6. Step 6: Final answer
    x = 2,782,878.90

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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.