Home / 1,803,974.06-2,489,377.86-988,015.26

Finding the Fourth Proportional to 1,803,974.06, 2,489,377.86 and 988,015.26

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Solution

The fourth proportional to 1,803,974.06, 2,489,377.86 and 988,015.26 is: 1,363,402.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,974.06 : 2,489,377.86 = 988,015.26 : x
  2. Step 2: Convert to fraction form
    1,803,974.06/2,489,377.86 = 988,015.26/x
  3. Step 3: Cross multiply
    1,803,974.06x = 2,489,377.86 × 988,015.26
  4. Step 4: Simplify right side
    1,803,974.06x = 2,459,543,313,586.14
  5. Step 5: Solve for x
    x = 2,459,543,313,586.14/1,803,974.06
  6. Step 6: Final answer
    x = 1,363,402.82

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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.