Home / 2,196,223.05-3,293,112.44-679,475.67

Finding the Fourth Proportional to 2,196,223.05, 3,293,112.44 and 679,475.67

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Solution

The fourth proportional to 2,196,223.05, 3,293,112.44 and 679,475.67 is: 1,018,835.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,223.05 : 3,293,112.44 = 679,475.67 : x
  2. Step 2: Convert to fraction form
    2,196,223.05/3,293,112.44 = 679,475.67/x
  3. Step 3: Cross multiply
    2,196,223.05x = 3,293,112.44 × 679,475.67
  4. Step 4: Simplify right side
    2,196,223.05x = 2,237,589,778,156.96
  5. Step 5: Solve for x
    x = 2,237,589,778,156.96/2,196,223.05
  6. Step 6: Final answer
    x = 1,018,835.39

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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.