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Finding the Fourth Proportional to 6,307,892.67, 8,704,895.39 and 3,407,283.56

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Solution

The fourth proportional to 6,307,892.67, 8,704,895.39 and 3,407,283.56 is: 4,702,053.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,307,892.67 : 8,704,895.39 = 3,407,283.56 : x
  2. Step 2: Convert to fraction form
    6,307,892.67/8,704,895.39 = 3,407,283.56/x
  3. Step 3: Cross multiply
    6,307,892.67x = 8,704,895.39 × 3,407,283.56
  4. Step 4: Simplify right side
    6,307,892.67x = 29,660,046,990,535.89
  5. Step 5: Solve for x
    x = 29,660,046,990,535.89/6,307,892.67
  6. Step 6: Final answer
    x = 4,702,053.21

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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.