Home / 1,591,102.89-2,386,289.84-453,843.45

Finding the Fourth Proportional to 1,591,102.89, 2,386,289.84 and 453,843.45

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Solution

The fourth proportional to 1,591,102.89, 2,386,289.84 and 453,843.45 is: 680,661.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,102.89 : 2,386,289.84 = 453,843.45 : x
  2. Step 2: Convert to fraction form
    1,591,102.89/2,386,289.84 = 453,843.45/x
  3. Step 3: Cross multiply
    1,591,102.89x = 2,386,289.84 × 453,843.45
  4. Step 4: Simplify right side
    1,591,102.89x = 1,083,002,011,416.33
  5. Step 5: Solve for x
    x = 1,083,002,011,416.33/1,591,102.89
  6. Step 6: Final answer
    x = 680,661.21

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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.