Home / 1,002,427.03-1,383,347.81-543,540.76

Finding the Fourth Proportional to 1,002,427.03, 1,383,347.81 and 543,540.76

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Solution

The fourth proportional to 1,002,427.03, 1,383,347.81 and 543,540.76 is: 750,085.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,427.03 : 1,383,347.81 = 543,540.76 : x
  2. Step 2: Convert to fraction form
    1,002,427.03/1,383,347.81 = 543,540.76/x
  3. Step 3: Cross multiply
    1,002,427.03x = 1,383,347.81 × 543,540.76
  4. Step 4: Simplify right side
    1,002,427.03x = 751,905,919,991.74
  5. Step 5: Solve for x
    x = 751,905,919,991.74/1,002,427.03
  6. Step 6: Final answer
    x = 750,085.44

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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.