Home / 1,919,449.45-2,647,623.68-1,459,555.81

Finding the Fourth Proportional to 1,919,449.45, 2,647,623.68 and 1,459,555.81

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Solution

The fourth proportional to 1,919,449.45, 2,647,623.68 and 1,459,555.81 is: 2,013,261.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,449.45 : 2,647,623.68 = 1,459,555.81 : x
  2. Step 2: Convert to fraction form
    1,919,449.45/2,647,623.68 = 1,459,555.81/x
  3. Step 3: Cross multiply
    1,919,449.45x = 2,647,623.68 × 1,459,555.81
  4. Step 4: Simplify right side
    1,919,449.45x = 3,864,354,524,837.58
  5. Step 5: Solve for x
    x = 3,864,354,524,837.58/1,919,449.45
  6. Step 6: Final answer
    x = 2,013,261.94

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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.