Home / 3,370,940.40-4,650,758.30-1,919,606.70

Finding the Fourth Proportional to 3,370,940.40, 4,650,758.30 and 1,919,606.70

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Solution

The fourth proportional to 3,370,940.40, 4,650,758.30 and 1,919,606.70 is: 2,648,408.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370,940.40 : 4,650,758.30 = 1,919,606.70 : x
  2. Step 2: Convert to fraction form
    3,370,940.40/4,650,758.30 = 1,919,606.70/x
  3. Step 3: Cross multiply
    3,370,940.40x = 4,650,758.30 × 1,919,606.70
  4. Step 4: Simplify right side
    3,370,940.40x = 8,927,626,792,760.61
  5. Step 5: Solve for x
    x = 8,927,626,792,760.61/3,370,940.40
  6. Step 6: Final answer
    x = 2,648,408.38

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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.