Home / 2,634,136.41-3,951,884.64-812,460.39

Finding the Fourth Proportional to 2,634,136.41, 3,951,884.64 and 812,460.39

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Solution

The fourth proportional to 2,634,136.41, 3,951,884.64 and 812,460.39 is: 1,218,900.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634,136.41 : 3,951,884.64 = 812,460.39 : x
  2. Step 2: Convert to fraction form
    2,634,136.41/3,951,884.64 = 812,460.39/x
  3. Step 3: Cross multiply
    2,634,136.41x = 3,951,884.64 × 812,460.39
  4. Step 4: Simplify right side
    2,634,136.41x = 3,210,749,735,849.41
  5. Step 5: Solve for x
    x = 3,210,749,735,849.41/2,634,136.41
  6. Step 6: Final answer
    x = 1,218,900.33

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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.