Finding the Fourth Proportional to 5,578,767.41, 8,364,899.72 and 2,163,063.62
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Solution
The fourth proportional to 5,578,767.41, 8,364,899.72 and 2,163,063.62 is: 3,243,334.77
Step by Step Solution
- Step 1: Write the proportion equation
5,578,767.41 : 8,364,899.72 = 2,163,063.62 : x - Step 2: Convert to fraction form
5,578,767.41/8,364,899.72 = 2,163,063.62/x - Step 3: Cross multiply
5,578,767.41x = 8,364,899.72 × 2,163,063.62 - Step 4: Simplify right side
5,578,767.41x = 18,093,810,283,432.86 - Step 5: Solve for x
x = 18,093,810,283,432.86/5,578,767.41 - Step 6: Final answer
x = 3,243,334.77
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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.