Home / 1,900,303.44-2,622,419.85-1,040,878.05

Finding the Fourth Proportional to 1,900,303.44, 2,622,419.85 and 1,040,878.05

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Solution

The fourth proportional to 1,900,303.44, 2,622,419.85 and 1,040,878.05 is: 1,436,412.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,303.44 : 2,622,419.85 = 1,040,878.05 : x
  2. Step 2: Convert to fraction form
    1,900,303.44/2,622,419.85 = 1,040,878.05/x
  3. Step 3: Cross multiply
    1,900,303.44x = 2,622,419.85 × 1,040,878.05
  4. Step 4: Simplify right side
    1,900,303.44x = 2,729,619,253,818.51
  5. Step 5: Solve for x
    x = 2,729,619,253,818.51/1,900,303.44
  6. Step 6: Final answer
    x = 1,436,412.31

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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.