Home / 3,056,188.32-4,215,782.97-1,908,275.76

Finding the Fourth Proportional to 3,056,188.32, 4,215,782.97 and 1,908,275.76

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Solution

The fourth proportional to 3,056,188.32, 4,215,782.97 and 1,908,275.76 is: 2,632,323.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,188.32 : 4,215,782.97 = 1,908,275.76 : x
  2. Step 2: Convert to fraction form
    3,056,188.32/4,215,782.97 = 1,908,275.76/x
  3. Step 3: Cross multiply
    3,056,188.32x = 4,215,782.97 × 1,908,275.76
  4. Step 4: Simplify right side
    3,056,188.32x = 8,044,876,451,071.81
  5. Step 5: Solve for x
    x = 8,044,876,451,071.81/3,056,188.32
  6. Step 6: Final answer
    x = 2,632,323.54

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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.