Home / 1,603,389.06-2,405,025.27-481,428.90

Finding the Fourth Proportional to 1,603,389.06, 2,405,025.27 and 481,428.90

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Solution

The fourth proportional to 1,603,389.06, 2,405,025.27 and 481,428.90 is: 722,125.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,389.06 : 2,405,025.27 = 481,428.90 : x
  2. Step 2: Convert to fraction form
    1,603,389.06/2,405,025.27 = 481,428.90/x
  3. Step 3: Cross multiply
    1,603,389.06x = 2,405,025.27 × 481,428.90
  4. Step 4: Simplify right side
    1,603,389.06x = 1,157,848,670,208.30
  5. Step 5: Solve for x
    x = 1,157,848,670,208.30/1,603,389.06
  6. Step 6: Final answer
    x = 722,125.84

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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.