Home / 1,853,443.82-2,780,394.70-655,119.02

Finding the Fourth Proportional to 1,853,443.82, 2,780,394.70 and 655,119.02

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Solution

The fourth proportional to 1,853,443.82, 2,780,394.70 and 655,119.02 is: 982,759.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,443.82 : 2,780,394.70 = 655,119.02 : x
  2. Step 2: Convert to fraction form
    1,853,443.82/2,780,394.70 = 655,119.02/x
  3. Step 3: Cross multiply
    1,853,443.82x = 2,780,394.70 × 655,119.02
  4. Step 4: Simplify right side
    1,853,443.82x = 1,821,489,451,077.19
  5. Step 5: Solve for x
    x = 1,821,489,451,077.19/1,853,443.82
  6. Step 6: Final answer
    x = 982,759.46

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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.