Home / 1,591,749.81-2,196,805.19-938,523.69

Finding the Fourth Proportional to 1,591,749.81, 2,196,805.19 and 938,523.69

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Solution

The fourth proportional to 1,591,749.81, 2,196,805.19 and 938,523.69 is: 1,295,274.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,749.81 : 2,196,805.19 = 938,523.69 : x
  2. Step 2: Convert to fraction form
    1,591,749.81/2,196,805.19 = 938,523.69/x
  3. Step 3: Cross multiply
    1,591,749.81x = 2,196,805.19 × 938,523.69
  4. Step 4: Simplify right side
    1,591,749.81x = 2,061,753,708,437.33
  5. Step 5: Solve for x
    x = 2,061,753,708,437.33/1,591,749.81
  6. Step 6: Final answer
    x = 1,295,274.98

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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.