Home / 2,520,137.08-3,780,219.30-626,878.54

Finding the Fourth Proportional to 2,520,137.08, 3,780,219.30 and 626,878.54

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Solution

The fourth proportional to 2,520,137.08, 3,780,219.30 and 626,878.54 is: 940,321.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,137.08 : 3,780,219.30 = 626,878.54 : x
  2. Step 2: Convert to fraction form
    2,520,137.08/3,780,219.30 = 626,878.54/x
  3. Step 3: Cross multiply
    2,520,137.08x = 3,780,219.30 × 626,878.54
  4. Step 4: Simplify right side
    2,520,137.08x = 2,369,738,355,663.82
  5. Step 5: Solve for x
    x = 2,369,738,355,663.82/2,520,137.08
  6. Step 6: Final answer
    x = 940,321.21

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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.