Home / 1,976,586.30-2,964,879.45-1,178,768.70

Finding the Fourth Proportional to 1,976,586.30, 2,964,879.45 and 1,178,768.70

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Solution

The fourth proportional to 1,976,586.30, 2,964,879.45 and 1,178,768.70 is: 1,768,153.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,586.30 : 2,964,879.45 = 1,178,768.70 : x
  2. Step 2: Convert to fraction form
    1,976,586.30/2,964,879.45 = 1,178,768.70/x
  3. Step 3: Cross multiply
    1,976,586.30x = 2,964,879.45 × 1,178,768.70
  4. Step 4: Simplify right side
    1,976,586.30x = 3,494,907,094,933.22
  5. Step 5: Solve for x
    x = 3,494,907,094,933.22/1,976,586.30
  6. Step 6: Final answer
    x = 1,768,153.05

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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.