Home / 1,554,292.89-2,331,571.35-432,361.89

Finding the Fourth Proportional to 1,554,292.89, 2,331,571.35 and 432,361.89

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Solution

The fourth proportional to 1,554,292.89, 2,331,571.35 and 432,361.89 is: 648,579.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,292.89 : 2,331,571.35 = 432,361.89 : x
  2. Step 2: Convert to fraction form
    1,554,292.89/2,331,571.35 = 432,361.89/x
  3. Step 3: Cross multiply
    1,554,292.89x = 2,331,571.35 × 432,361.89
  4. Step 4: Simplify right side
    1,554,292.89x = 1,008,082,595,555.85
  5. Step 5: Solve for x
    x = 1,008,082,595,555.85/1,554,292.89
  6. Step 6: Final answer
    x = 648,579.56

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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.