Home / 2,886,181.50-3,982,659.30-1,953,993.06

Finding the Fourth Proportional to 2,886,181.50, 3,982,659.30 and 1,953,993.06

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Solution

The fourth proportional to 2,886,181.50, 3,982,659.30 and 1,953,993.06 is: 2,696,326.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886,181.50 : 3,982,659.30 = 1,953,993.06 : x
  2. Step 2: Convert to fraction form
    2,886,181.50/3,982,659.30 = 1,953,993.06/x
  3. Step 3: Cross multiply
    2,886,181.50x = 3,982,659.30 × 1,953,993.06
  4. Step 4: Simplify right side
    2,886,181.50x = 7,782,088,632,544.46
  5. Step 5: Solve for x
    x = 7,782,088,632,544.46/2,886,181.50
  6. Step 6: Final answer
    x = 2,696,326.84

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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.