Home / 3,680,987.40-5,079,750.86-2,049,352.34

Finding the Fourth Proportional to 3,680,987.40, 5,079,750.86 and 2,049,352.34

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Solution

The fourth proportional to 3,680,987.40, 5,079,750.86 and 2,049,352.34 is: 2,828,099.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680,987.40 : 5,079,750.86 = 2,049,352.34 : x
  2. Step 2: Convert to fraction form
    3,680,987.40/5,079,750.86 = 2,049,352.34/x
  3. Step 3: Cross multiply
    3,680,987.40x = 5,079,750.86 × 2,049,352.34
  4. Step 4: Simplify right side
    3,680,987.40x = 10,410,199,311,558.01
  5. Step 5: Solve for x
    x = 10,410,199,311,558.01/3,680,987.40
  6. Step 6: Final answer
    x = 2,828,099.69

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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.