Finding the Fourth Proportional to 3,405,043.36, 4,698,959.28 and 1,954,832.32
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Solution
The fourth proportional to 3,405,043.36, 4,698,959.28 and 1,954,832.32 is: 2,697,668.28
Step by Step Solution
- Step 1: Write the proportion equation
3,405,043.36 : 4,698,959.28 = 1,954,832.32 : x - Step 2: Convert to fraction form
3,405,043.36/4,698,959.28 = 1,954,832.32/x - Step 3: Cross multiply
3,405,043.36x = 4,698,959.28 × 1,954,832.32 - Step 4: Simplify right side
3,405,043.36x = 9,185,677,470,907.93 - Step 5: Solve for x
x = 9,185,677,470,907.93/3,405,043.36 - Step 6: Final answer
x = 2,697,668.28
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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.