Home / 3,442,949.20-5,158,518.90-1,641,954.70

Finding the Fourth Proportional to 3,442,949.20, 5,158,518.90 and 1,641,954.70

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Solution

The fourth proportional to 3,442,949.20, 5,158,518.90 and 1,641,954.70 is: 2,460,115.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442,949.20 : 5,158,518.90 = 1,641,954.70 : x
  2. Step 2: Convert to fraction form
    3,442,949.20/5,158,518.90 = 1,641,954.70/x
  3. Step 3: Cross multiply
    3,442,949.20x = 5,158,518.90 × 1,641,954.70
  4. Step 4: Simplify right side
    3,442,949.20x = 8,470,054,352,893.83
  5. Step 5: Solve for x
    x = 8,470,054,352,893.83/3,442,949.20
  6. Step 6: Final answer
    x = 2,460,115.98

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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.