Home / 2,816,896.32-3,886,959.60-1,670,752.80

Finding the Fourth Proportional to 2,816,896.32, 3,886,959.60 and 1,670,752.80

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Solution

The fourth proportional to 2,816,896.32, 3,886,959.60 and 1,670,752.80 is: 2,305,426.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816,896.32 : 3,886,959.60 = 1,670,752.80 : x
  2. Step 2: Convert to fraction form
    2,816,896.32/3,886,959.60 = 1,670,752.80/x
  3. Step 3: Cross multiply
    2,816,896.32x = 3,886,959.60 × 1,670,752.80
  4. Step 4: Simplify right side
    2,816,896.32x = 6,494,148,635,186.88
  5. Step 5: Solve for x
    x = 6,494,148,635,186.88/2,816,896.32
  6. Step 6: Final answer
    x = 2,305,426.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.