Home / 1,882,643.55-2,823,965.33-620,512.35

Finding the Fourth Proportional to 1,882,643.55, 2,823,965.33 and 620,512.35

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Solution

The fourth proportional to 1,882,643.55, 2,823,965.33 and 620,512.35 is: 930,768.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,643.55 : 2,823,965.33 = 620,512.35 : x
  2. Step 2: Convert to fraction form
    1,882,643.55/2,823,965.33 = 620,512.35/x
  3. Step 3: Cross multiply
    1,882,643.55x = 2,823,965.33 × 620,512.35
  4. Step 4: Simplify right side
    1,882,643.55x = 1,752,305,360,134.26
  5. Step 5: Solve for x
    x = 1,752,305,360,134.26/1,882,643.55
  6. Step 6: Final answer
    x = 930,768.53

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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.