Home / 2,889,546.15-3,987,603-1,743,405.06

Finding the Fourth Proportional to 2,889,546.15, 3,987,603 and 1,743,405.06

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Solution

The fourth proportional to 2,889,546.15, 3,987,603 and 1,743,405.06 is: 2,405,916.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,546.15 : 3,987,603 = 1,743,405.06 : x
  2. Step 2: Convert to fraction form
    2,889,546.15/3,987,603 = 1,743,405.06/x
  3. Step 3: Cross multiply
    2,889,546.15x = 3,987,603 × 1,743,405.06
  4. Step 4: Simplify right side
    2,889,546.15x = 6,952,007,247,471.18
  5. Step 5: Solve for x
    x = 6,952,007,247,471.18/2,889,546.15
  6. Step 6: Final answer
    x = 2,405,916.67

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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.