Home / 1,145,686.73-1,581,072.75-629,447.27

Finding the Fourth Proportional to 1,145,686.73, 1,581,072.75 and 629,447.27

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Solution

The fourth proportional to 1,145,686.73, 1,581,072.75 and 629,447.27 is: 868,651.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,686.73 : 1,581,072.75 = 629,447.27 : x
  2. Step 2: Convert to fraction form
    1,145,686.73/1,581,072.75 = 629,447.27/x
  3. Step 3: Cross multiply
    1,145,686.73x = 1,581,072.75 × 629,447.27
  4. Step 4: Simplify right side
    1,145,686.73x = 995,201,918,253.53
  5. Step 5: Solve for x
    x = 995,201,918,253.53/1,145,686.73
  6. Step 6: Final answer
    x = 868,651.00

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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.