Home / 3,056,066.42-4,215,615.50-1,908,153.86

Finding the Fourth Proportional to 3,056,066.42, 4,215,615.50 and 1,908,153.86

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Solution

The fourth proportional to 3,056,066.42, 4,215,615.50 and 1,908,153.86 is: 2,632,155.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,066.42 : 4,215,615.50 = 1,908,153.86 : x
  2. Step 2: Convert to fraction form
    3,056,066.42/4,215,615.50 = 1,908,153.86/x
  3. Step 3: Cross multiply
    3,056,066.42x = 4,215,615.50 × 1,908,153.86
  4. Step 4: Simplify right side
    3,056,066.42x = 8,044,042,972,293.14
  5. Step 5: Solve for x
    x = 8,044,042,972,293.14/3,056,066.42
  6. Step 6: Final answer
    x = 2,632,155.81

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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.