Home / 1,799,447.25-2,699,920.53-789,294.63

Finding the Fourth Proportional to 1,799,447.25, 2,699,920.53 and 789,294.63

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Solution

The fourth proportional to 1,799,447.25, 2,699,920.53 and 789,294.63 is: 1,184,270.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,447.25 : 2,699,920.53 = 789,294.63 : x
  2. Step 2: Convert to fraction form
    1,799,447.25/2,699,920.53 = 789,294.63/x
  3. Step 3: Cross multiply
    1,799,447.25x = 2,699,920.53 × 789,294.63
  4. Step 4: Simplify right side
    1,799,447.25x = 2,131,032,775,755.75
  5. Step 5: Solve for x
    x = 2,131,032,775,755.75/1,799,447.25
  6. Step 6: Final answer
    x = 1,184,270.77

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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.