Home / 2,586,971.54-3,879,511.23-988,744.34

Finding the Fourth Proportional to 2,586,971.54, 3,879,511.23 and 988,744.34

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Solution

The fourth proportional to 2,586,971.54, 3,879,511.23 and 988,744.34 is: 1,482,754.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,971.54 : 3,879,511.23 = 988,744.34 : x
  2. Step 2: Convert to fraction form
    2,586,971.54/3,879,511.23 = 988,744.34/x
  3. Step 3: Cross multiply
    2,586,971.54x = 3,879,511.23 × 988,744.34
  4. Step 4: Simplify right side
    2,586,971.54x = 3,835,844,770,628.94
  5. Step 5: Solve for x
    x = 3,835,844,770,628.94/2,586,971.54
  6. Step 6: Final answer
    x = 1,482,754.92

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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.