Home / 3,782,235.90-5,219,461.28-2,150,643.66

Finding the Fourth Proportional to 3,782,235.90, 5,219,461.28 and 2,150,643.66

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Solution

The fourth proportional to 3,782,235.90, 5,219,461.28 and 2,150,643.66 is: 2,967,874.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782,235.90 : 5,219,461.28 = 2,150,643.66 : x
  2. Step 2: Convert to fraction form
    3,782,235.90/5,219,461.28 = 2,150,643.66/x
  3. Step 3: Cross multiply
    3,782,235.90x = 5,219,461.28 × 2,150,643.66
  4. Step 4: Simplify right side
    3,782,235.90x = 11,225,201,310,447.49
  5. Step 5: Solve for x
    x = 11,225,201,310,447.49/3,782,235.90
  6. Step 6: Final answer
    x = 2,967,874.46

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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.