Home / 1,768,821.70-2,440,982.04-1,004,917.18

Finding the Fourth Proportional to 1,768,821.70, 2,440,982.04 and 1,004,917.18

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Solution

The fourth proportional to 1,768,821.70, 2,440,982.04 and 1,004,917.18 is: 1,386,790.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,821.70 : 2,440,982.04 = 1,004,917.18 : x
  2. Step 2: Convert to fraction form
    1,768,821.70/2,440,982.04 = 1,004,917.18/x
  3. Step 3: Cross multiply
    1,768,821.70x = 2,440,982.04 × 1,004,917.18
  4. Step 4: Simplify right side
    1,768,821.70x = 2,452,984,788,067.45
  5. Step 5: Solve for x
    x = 2,452,984,788,067.45/1,768,821.70
  6. Step 6: Final answer
    x = 1,386,790.31

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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.