Home / 1,832,486.40-2,756,102.40-1,640,793.60

Finding the Fourth Proportional to 1,832,486.40, 2,756,102.40 and 1,640,793.60

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Solution

The fourth proportional to 1,832,486.40, 2,756,102.40 and 1,640,793.60 is: 2,467,791.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832,486.40 : 2,756,102.40 = 1,640,793.60 : x
  2. Step 2: Convert to fraction form
    1,832,486.40/2,756,102.40 = 1,640,793.60/x
  3. Step 3: Cross multiply
    1,832,486.40x = 2,756,102.40 × 1,640,793.60
  4. Step 4: Simplify right side
    1,832,486.40x = 4,522,195,178,864.64
  5. Step 5: Solve for x
    x = 4,522,195,178,864.64/1,832,486.40
  6. Step 6: Final answer
    x = 2,467,791.95

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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.