Home / 1,890,173.09-2,608,936.13-1,074,854.69

Finding the Fourth Proportional to 1,890,173.09, 2,608,936.13 and 1,074,854.69

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Solution

The fourth proportional to 1,890,173.09, 2,608,936.13 and 1,074,854.69 is: 1,483,582.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,173.09 : 2,608,936.13 = 1,074,854.69 : x
  2. Step 2: Convert to fraction form
    1,890,173.09/2,608,936.13 = 1,074,854.69/x
  3. Step 3: Cross multiply
    1,890,173.09x = 2,608,936.13 × 1,074,854.69
  4. Step 4: Simplify right side
    1,890,173.09x = 2,804,227,229,866.68
  5. Step 5: Solve for x
    x = 2,804,227,229,866.68/1,890,173.09
  6. Step 6: Final answer
    x = 1,483,582.24

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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.