Home / 2,807,843.36-4,212,205.44-1,210,860.32

Finding the Fourth Proportional to 2,807,843.36, 4,212,205.44 and 1,210,860.32

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Solution

The fourth proportional to 2,807,843.36, 4,212,205.44 and 1,210,860.32 is: 1,816,480.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,843.36 : 4,212,205.44 = 1,210,860.32 : x
  2. Step 2: Convert to fraction form
    2,807,843.36/4,212,205.44 = 1,210,860.32/x
  3. Step 3: Cross multiply
    2,807,843.36x = 4,212,205.44 × 1,210,860.32
  4. Step 4: Simplify right side
    2,807,843.36x = 5,100,392,426,984.14
  5. Step 5: Solve for x
    x = 5,100,392,426,984.14/2,807,843.36
  6. Step 6: Final answer
    x = 1,816,480.40

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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.