Home / 3,370,944.90-4,650,764.50-1,919,611.20

Finding the Fourth Proportional to 3,370,944.90, 4,650,764.50 and 1,919,611.20

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Solution

The fourth proportional to 3,370,944.90, 4,650,764.50 and 1,919,611.20 is: 2,648,414.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370,944.90 : 4,650,764.50 = 1,919,611.20 : x
  2. Step 2: Convert to fraction form
    3,370,944.90/4,650,764.50 = 1,919,611.20/x
  3. Step 3: Cross multiply
    3,370,944.90x = 4,650,764.50 × 1,919,611.20
  4. Step 4: Simplify right side
    3,370,944.90x = 8,927,659,622,762.40
  5. Step 5: Solve for x
    x = 8,927,659,622,762.40/3,370,944.90
  6. Step 6: Final answer
    x = 2,648,414.58

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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.