Finding the Fourth Proportional to 2,789,976.54, 3,850,587.84 and 1,702,879.84
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Solution
The fourth proportional to 2,789,976.54, 3,850,587.84 and 1,702,879.84 is: 2,350,230.65
Step by Step Solution
- Step 1: Write the proportion equation
2,789,976.54 : 3,850,587.84 = 1,702,879.84 : x - Step 2: Convert to fraction form
2,789,976.54/3,850,587.84 = 1,702,879.84/x - Step 3: Cross multiply
2,789,976.54x = 3,850,587.84 × 1,702,879.84 - Step 4: Simplify right side
2,789,976.54x = 6,557,088,390,260.62 - Step 5: Solve for x
x = 6,557,088,390,260.62/2,789,976.54 - Step 6: Final answer
x = 2,350,230.65
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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.