Home / 2,162,395.40-2,983,977.22-1,195,467.88

Finding the Fourth Proportional to 2,162,395.40, 2,983,977.22 and 1,195,467.88

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Solution

The fourth proportional to 2,162,395.40, 2,983,977.22 and 1,195,467.88 is: 1,649,674.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162,395.40 : 2,983,977.22 = 1,195,467.88 : x
  2. Step 2: Convert to fraction form
    2,162,395.40/2,983,977.22 = 1,195,467.88/x
  3. Step 3: Cross multiply
    2,162,395.40x = 2,983,977.22 × 1,195,467.88
  4. Step 4: Simplify right side
    2,162,395.40x = 3,567,248,921,161.69
  5. Step 5: Solve for x
    x = 3,567,248,921,161.69/2,162,395.40
  6. Step 6: Final answer
    x = 1,649,674.67

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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.