Home / 1,820,071.44-2,511,678.86-1,004,309.51

Finding the Fourth Proportional to 1,820,071.44, 2,511,678.86 and 1,004,309.51

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Solution

The fourth proportional to 1,820,071.44, 2,511,678.86 and 1,004,309.51 is: 1,385,936.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,071.44 : 2,511,678.86 = 1,004,309.51 : x
  2. Step 2: Convert to fraction form
    1,820,071.44/2,511,678.86 = 1,004,309.51/x
  3. Step 3: Cross multiply
    1,820,071.44x = 2,511,678.86 × 1,004,309.51
  4. Step 4: Simplify right side
    1,820,071.44x = 2,522,502,947,584.02
  5. Step 5: Solve for x
    x = 2,522,502,947,584.02/1,820,071.44
  6. Step 6: Final answer
    x = 1,385,936.23

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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.