Finding the Third Proportional to 768,403 and 1,234,618
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Solution
The third proportional to 768,403 and 1,234,618 is: 1,983,700.75
Step by Step Solution
- Step 1: Write the proportion equation
768,403 : 1,234,618 = 1,234,618 : x - Step 2: Convert to fraction form
768,403/1,234,618 = 1,234,618/x - Step 3: Cross multiply
768,403x = 1,234,618 × 1,234,618 - Step 4: Simplify right side
768,403x = 1,524,281,605,924 - Step 5: Solve for x
x = 1,524,281,605,924/768,403 - Step 6: Final answer
x = 1,983,700.75
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These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.