Finding the Fourth Proportional to 5,255,033.46, 7,878,767.13 and 3,229,091.63
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Solution
The fourth proportional to 5,255,033.46, 7,878,767.13 and 3,229,091.63 is: 4,841,312.85
Step by Step Solution
- Step 1: Write the proportion equation
5,255,033.46 : 7,878,767.13 = 3,229,091.63 : x - Step 2: Convert to fraction form
5,255,033.46/7,878,767.13 = 3,229,091.63/x - Step 3: Cross multiply
5,255,033.46x = 7,878,767.13 × 3,229,091.63 - Step 4: Simplify right side
5,255,033.46x = 25,441,260,984,353.66 - Step 5: Solve for x
x = 25,441,260,984,353.66/5,255,033.46 - Step 6: Final answer
x = 4,841,312.85
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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.