Home / 1,514,373.90-2,271,999.06-489,682.32

Finding the Fourth Proportional to 1,514,373.90, 2,271,999.06 and 489,682.32

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Solution

The fourth proportional to 1,514,373.90, 2,271,999.06 and 489,682.32 is: 734,665.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,373.90 : 2,271,999.06 = 489,682.32 : x
  2. Step 2: Convert to fraction form
    1,514,373.90/2,271,999.06 = 489,682.32/x
  3. Step 3: Cross multiply
    1,514,373.90x = 2,271,999.06 × 489,682.32
  4. Step 4: Simplify right side
    1,514,373.90x = 1,112,557,770,738.62
  5. Step 5: Solve for x
    x = 1,112,557,770,738.62/1,514,373.90
  6. Step 6: Final answer
    x = 734,665.18

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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.