Finding the Third Proportional to 490,831.50 and 1,026,129
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Solution
The third proportional to 490,831.50 and 1,026,129 is: 2,145,218.32
Step by Step Solution
- Step 1: Write the proportion equation
490,831.50 : 1,026,129 = 1,026,129 : x - Step 2: Convert to fraction form
490,831.50/1,026,129 = 1,026,129/x - Step 3: Cross multiply
490,831.50x = 1,026,129 × 1,026,129 - Step 4: Simplify right side
490,831.50x = 1,052,940,724,641 - Step 5: Solve for x
x = 1,052,940,724,641/490,831.50 - Step 6: Final answer
x = 2,145,218.32
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These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.