Home / 2,970,514.08-4,456,006.56-840,611.52

Finding the Fourth Proportional to 2,970,514.08, 4,456,006.56 and 840,611.52

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Solution

The fourth proportional to 2,970,514.08, 4,456,006.56 and 840,611.52 is: 1,260,983.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,514.08 : 4,456,006.56 = 840,611.52 : x
  2. Step 2: Convert to fraction form
    2,970,514.08/4,456,006.56 = 840,611.52/x
  3. Step 3: Cross multiply
    2,970,514.08x = 4,456,006.56 × 840,611.52
  4. Step 4: Simplify right side
    2,970,514.08x = 3,745,770,447,531.57
  5. Step 5: Solve for x
    x = 3,745,770,447,531.57/2,970,514.08
  6. Step 6: Final answer
    x = 1,260,983.91

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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.