Home / 1,383,350.40-2,075,414.40-673,401.60

Finding the Fourth Proportional to 1,383,350.40, 2,075,414.40 and 673,401.60

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Solution

The fourth proportional to 1,383,350.40, 2,075,414.40 and 673,401.60 is: 1,010,291.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,350.40 : 2,075,414.40 = 673,401.60 : x
  2. Step 2: Convert to fraction form
    1,383,350.40/2,075,414.40 = 673,401.60/x
  3. Step 3: Cross multiply
    1,383,350.40x = 2,075,414.40 × 673,401.60
  4. Step 4: Simplify right side
    1,383,350.40x = 1,397,587,377,623.04
  5. Step 5: Solve for x
    x = 1,397,587,377,623.04/1,383,350.40
  6. Step 6: Final answer
    x = 1,010,291.66

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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.