Finding the Fourth Proportional to 5,459,056.16, 8,195,679.84 and 4,197,769.28
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Solution
The fourth proportional to 5,459,056.16, 8,195,679.84 and 4,197,769.28 is: 6,302,110.12
Step by Step Solution
- Step 1: Write the proportion equation
5,459,056.16 : 8,195,679.84 = 4,197,769.28 : x - Step 2: Convert to fraction form
5,459,056.16/8,195,679.84 = 4,197,769.28/x - Step 3: Cross multiply
5,459,056.16x = 8,195,679.84 × 4,197,769.28 - Step 4: Simplify right side
5,459,056.16x = 34,403,573,061,067.32 - Step 5: Solve for x
x = 34,403,573,061,067.32/5,459,056.16 - Step 6: Final answer
x = 6,302,110.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.