Home / 3,160,299.15-4,359,606.12-1,919,579.32

Finding the Fourth Proportional to 3,160,299.15, 4,359,606.12 and 1,919,579.32

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Solution

The fourth proportional to 3,160,299.15, 4,359,606.12 and 1,919,579.32 is: 2,648,043.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160,299.15 : 4,359,606.12 = 1,919,579.32 : x
  2. Step 2: Convert to fraction form
    3,160,299.15/4,359,606.12 = 1,919,579.32/x
  3. Step 3: Cross multiply
    3,160,299.15x = 4,359,606.12 × 1,919,579.32
  4. Step 4: Simplify right side
    3,160,299.15x = 8,368,609,751,297.44
  5. Step 5: Solve for x
    x = 8,368,609,751,297.44/3,160,299.15
  6. Step 6: Final answer
    x = 2,648,043.54

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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.