Home / 1,191,736.40-1,788,391.92-560,699.42

Finding the Fourth Proportional to 1,191,736.40, 1,788,391.92 and 560,699.42

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Solution

The fourth proportional to 1,191,736.40, 1,788,391.92 and 560,699.42 is: 841,419.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,736.40 : 1,788,391.92 = 560,699.42 : x
  2. Step 2: Convert to fraction form
    1,191,736.40/1,788,391.92 = 560,699.42/x
  3. Step 3: Cross multiply
    1,191,736.40x = 1,788,391.92 × 560,699.42
  4. Step 4: Simplify right side
    1,191,736.40x = 1,002,750,305,437.35
  5. Step 5: Solve for x
    x = 1,002,750,305,437.35/1,191,736.40
  6. Step 6: Final answer
    x = 841,419.55

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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.