Finding the Fourth Proportional to 4,987,607.28, 7,484,213.68 and 2,713,290.84
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Solution
The fourth proportional to 4,987,607.28, 7,484,213.68 and 2,713,290.84 is: 4,071,460.98
Step by Step Solution
- Step 1: Write the proportion equation
4,987,607.28 : 7,484,213.68 = 2,713,290.84 : x - Step 2: Convert to fraction form
4,987,607.28/7,484,213.68 = 2,713,290.84/x - Step 3: Cross multiply
4,987,607.28x = 7,484,213.68 × 2,713,290.84 - Step 4: Simplify right side
4,987,607.28x = 20,306,848,422,546.69 - Step 5: Solve for x
x = 20,306,848,422,546.69/4,987,607.28 - Step 6: Final answer
x = 4,071,460.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.