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Finding the Fourth Proportional to 2,731,806.45, 3,830,127.75 and 2,731,806.45

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Solution

The fourth proportional to 2,731,806.45, 3,830,127.75 and 2,731,806.45 is: 3,830,127.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,806.45 : 3,830,127.75 = 2,731,806.45 : x
  2. Step 2: Convert to fraction form
    2,731,806.45/3,830,127.75 = 2,731,806.45/x
  3. Step 3: Cross multiply
    2,731,806.45x = 3,830,127.75 × 2,731,806.45
  4. Step 4: Simplify right side
    2,731,806.45x = 10,463,167,691,773.99
  5. Step 5: Solve for x
    x = 10,463,167,691,773.99/2,731,806.45
  6. Step 6: Final answer
    x = 3,830,127.75

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.