Home / 1,801,972.35-2,486,698.44-986,161.20

Finding the Fourth Proportional to 1,801,972.35, 2,486,698.44 and 986,161.20

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Solution

The fourth proportional to 1,801,972.35, 2,486,698.44 and 986,161.20 is: 1,360,889.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,972.35 : 2,486,698.44 = 986,161.20 : x
  2. Step 2: Convert to fraction form
    1,801,972.35/2,486,698.44 = 986,161.20/x
  3. Step 3: Cross multiply
    1,801,972.35x = 2,486,698.44 × 986,161.20
  4. Step 4: Simplify right side
    1,801,972.35x = 2,452,285,517,628.53
  5. Step 5: Solve for x
    x = 2,452,285,517,628.53/1,801,972.35
  6. Step 6: Final answer
    x = 1,360,889.65

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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.