Home / 2,018,853.20-3,028,814.40-881,127.20

Finding the Fourth Proportional to 2,018,853.20, 3,028,814.40 and 881,127.20

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Solution

The fourth proportional to 2,018,853.20, 3,028,814.40 and 881,127.20 is: 1,321,924.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,853.20 : 3,028,814.40 = 881,127.20 : x
  2. Step 2: Convert to fraction form
    2,018,853.20/3,028,814.40 = 881,127.20/x
  3. Step 3: Cross multiply
    2,018,853.20x = 3,028,814.40 × 881,127.20
  4. Step 4: Simplify right side
    2,018,853.20x = 2,668,770,751,591.68
  5. Step 5: Solve for x
    x = 2,668,770,751,591.68/2,018,853.20
  6. Step 6: Final answer
    x = 1,321,924.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.