Home / 1,694,396.67-2,338,203.55-920,010.77

Finding the Fourth Proportional to 1,694,396.67, 2,338,203.55 and 920,010.77

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Solution

The fourth proportional to 1,694,396.67, 2,338,203.55 and 920,010.77 is: 1,269,580.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,396.67 : 2,338,203.55 = 920,010.77 : x
  2. Step 2: Convert to fraction form
    1,694,396.67/2,338,203.55 = 920,010.77/x
  3. Step 3: Cross multiply
    1,694,396.67x = 2,338,203.55 × 920,010.77
  4. Step 4: Simplify right side
    1,694,396.67x = 2,151,172,432,161.16
  5. Step 5: Solve for x
    x = 2,151,172,432,161.16/1,694,396.67
  6. Step 6: Final answer
    x = 1,269,580.19

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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.