Finding the Third Proportional to 921,618 and 1,430,952
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Solution
The third proportional to 921,618 and 1,430,952 is: 2,221,770.44
Step by Step Solution
- Step 1: Write the proportion equation
921,618 : 1,430,952 = 1,430,952 : x - Step 2: Convert to fraction form
921,618/1,430,952 = 1,430,952/x - Step 3: Cross multiply
921,618x = 1,430,952 × 1,430,952 - Step 4: Simplify right side
921,618x = 2,047,623,626,304 - Step 5: Solve for x
x = 2,047,623,626,304/921,618 - Step 6: Final answer
x = 2,221,770.44
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.