Finding the Third Proportional to 640,177 and 1,398,470
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Solution
The third proportional to 640,177 and 1,398,470 is: 3,054,965.02
Step by Step Solution
- Step 1: Write the proportion equation
640,177 : 1,398,470 = 1,398,470 : x - Step 2: Convert to fraction form
640,177/1,398,470 = 1,398,470/x - Step 3: Cross multiply
640,177x = 1,398,470 × 1,398,470 - Step 4: Simplify right side
640,177x = 1,955,718,340,900 - Step 5: Solve for x
x = 1,955,718,340,900/640,177 - Step 6: Final answer
x = 3,054,965.02
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.