Home / 2,126,090.94-3,190,630.88-1,922,814.76

Finding the Fourth Proportional to 2,126,090.94, 3,190,630.88 and 1,922,814.76

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Solution

The fourth proportional to 2,126,090.94, 3,190,630.88 and 1,922,814.76 is: 2,885,573.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,090.94 : 3,190,630.88 = 1,922,814.76 : x
  2. Step 2: Convert to fraction form
    2,126,090.94/3,190,630.88 = 1,922,814.76/x
  3. Step 3: Cross multiply
    2,126,090.94x = 3,190,630.88 × 1,922,814.76
  4. Step 4: Simplify right side
    2,126,090.94x = 6,134,992,149,775.79
  5. Step 5: Solve for x
    x = 6,134,992,149,775.79/2,126,090.94
  6. Step 6: Final answer
    x = 2,885,573.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.