Finding the Third Proportional to 709,763 and 1,539,319
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Solution
The third proportional to 709,763 and 1,539,319 is: 3,338,442.53
Step by Step Solution
- Step 1: Write the proportion equation
709,763 : 1,539,319 = 1,539,319 : x - Step 2: Convert to fraction form
709,763/1,539,319 = 1,539,319/x - Step 3: Cross multiply
709,763x = 1,539,319 × 1,539,319 - Step 4: Simplify right side
709,763x = 2,369,502,983,761 - Step 5: Solve for x
x = 2,369,502,983,761/709,763 - Step 6: Final answer
x = 3,338,442.53
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.