Home / 1,047,261.33-1,446,072.89-853,699.41

Finding the Fourth Proportional to 1,047,261.33, 1,446,072.89 and 853,699.41

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Solution

The fourth proportional to 1,047,261.33, 1,446,072.89 and 853,699.41 is: 1,178,799.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,261.33 : 1,446,072.89 = 853,699.41 : x
  2. Step 2: Convert to fraction form
    1,047,261.33/1,446,072.89 = 853,699.41/x
  3. Step 3: Cross multiply
    1,047,261.33x = 1,446,072.89 × 853,699.41
  4. Step 4: Simplify right side
    1,047,261.33x = 1,234,511,568,741.50
  5. Step 5: Solve for x
    x = 1,234,511,568,741.50/1,047,261.33
  6. Step 6: Final answer
    x = 1,178,799.92

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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.