Home / 1,804,112.43-2,489,678.16-988,298.33

Finding the Fourth Proportional to 1,804,112.43, 2,489,678.16 and 988,298.33

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Solution

The fourth proportional to 1,804,112.43, 2,489,678.16 and 988,298.33 is: 1,363,853.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,112.43 : 2,489,678.16 = 988,298.33 : x
  2. Step 2: Convert to fraction form
    1,804,112.43/2,489,678.16 = 988,298.33/x
  3. Step 3: Cross multiply
    1,804,112.43x = 2,489,678.16 × 988,298.33
  4. Step 4: Simplify right side
    1,804,112.43x = 2,460,544,750,375.59
  5. Step 5: Solve for x
    x = 2,460,544,750,375.59/1,804,112.43
  6. Step 6: Final answer
    x = 1,363,853.33

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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.