Home / 3,112,919.37-4,669,518.93-953,786.31

Finding the Fourth Proportional to 3,112,919.37, 4,669,518.93 and 953,786.31

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Solution

The fourth proportional to 3,112,919.37, 4,669,518.93 and 953,786.31 is: 1,430,722.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,919.37 : 4,669,518.93 = 953,786.31 : x
  2. Step 2: Convert to fraction form
    3,112,919.37/4,669,518.93 = 953,786.31/x
  3. Step 3: Cross multiply
    3,112,919.37x = 4,669,518.93 × 953,786.31
  4. Step 4: Simplify right side
    3,112,919.37x = 4,453,723,229,719.85
  5. Step 5: Solve for x
    x = 4,453,723,229,719.85/3,112,919.37
  6. Step 6: Final answer
    x = 1,430,722.32

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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.