Home / 3,090,621.33-4,635,876.58-1,268,590.63

Finding the Fourth Proportional to 3,090,621.33, 4,635,876.58 and 1,268,590.63

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Solution

The fourth proportional to 3,090,621.33, 4,635,876.58 and 1,268,590.63 is: 1,902,863.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090,621.33 : 4,635,876.58 = 1,268,590.63 : x
  2. Step 2: Convert to fraction form
    3,090,621.33/4,635,876.58 = 1,268,590.63/x
  3. Step 3: Cross multiply
    3,090,621.33x = 4,635,876.58 × 1,268,590.63
  4. Step 4: Simplify right side
    3,090,621.33x = 5,881,029,591,224.45
  5. Step 5: Solve for x
    x = 5,881,029,591,224.45/3,090,621.33
  6. Step 6: Final answer
    x = 1,902,863.20

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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.