Home / 2,783,236.95-4,173,539.58-1,078,178.85

Finding the Fourth Proportional to 2,783,236.95, 4,173,539.58 and 1,078,178.85

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Solution

The fourth proportional to 2,783,236.95, 4,173,539.58 and 1,078,178.85 is: 1,616,758.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,236.95 : 4,173,539.58 = 1,078,178.85 : x
  2. Step 2: Convert to fraction form
    2,783,236.95/4,173,539.58 = 1,078,178.85/x
  3. Step 3: Cross multiply
    2,783,236.95x = 4,173,539.58 × 1,078,178.85
  4. Step 4: Simplify right side
    2,783,236.95x = 4,499,822,104,793.88
  5. Step 5: Solve for x
    x = 4,499,822,104,793.88/2,783,236.95
  6. Step 6: Final answer
    x = 1,616,758.54

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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.