Home / 4,821,772.25-7,236,153.52-1,789,569.65

Finding the Fourth Proportional to 4,821,772.25, 7,236,153.52 and 1,789,569.65

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Solution

The fourth proportional to 4,821,772.25, 7,236,153.52 and 1,789,569.65 is: 2,685,651.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821,772.25 : 7,236,153.52 = 1,789,569.65 : x
  2. Step 2: Convert to fraction form
    4,821,772.25/7,236,153.52 = 1,789,569.65/x
  3. Step 3: Cross multiply
    4,821,772.25x = 7,236,153.52 × 1,789,569.65
  4. Step 4: Simplify right side
    4,821,772.25x = 12,949,600,681,477.98
  5. Step 5: Solve for x
    x = 12,949,600,681,477.98/4,821,772.25
  6. Step 6: Final answer
    x = 2,685,651.67

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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.