Finding the Third Proportional to 857,746 and 1,261,671
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Solution
The third proportional to 857,746 and 1,261,671 is: 1,855,810.13
Step by Step Solution
- Step 1: Write the proportion equation
857,746 : 1,261,671 = 1,261,671 : x - Step 2: Convert to fraction form
857,746/1,261,671 = 1,261,671/x - Step 3: Cross multiply
857,746x = 1,261,671 × 1,261,671 - Step 4: Simplify right side
857,746x = 1,591,813,712,241 - Step 5: Solve for x
x = 1,591,813,712,241/857,746 - Step 6: Final answer
x = 1,855,810.13
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.