Finding the Fourth Proportional to 1,476,808.96, 2,215,213.21 and 354,877.96
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Solution
The fourth proportional to 1,476,808.96, 2,215,213.21 and 354,877.96 is: 532,316.88
Step by Step Solution
- Step 1: Write the proportion equation
1,476,808.96 : 2,215,213.21 = 354,877.96 : x - Step 2: Convert to fraction form
1,476,808.96/2,215,213.21 = 354,877.96/x - Step 3: Cross multiply
1,476,808.96x = 2,215,213.21 × 354,877.96 - Step 4: Simplify right side
1,476,808.96x = 786,130,343,988.94 - Step 5: Solve for x
x = 786,130,343,988.94/1,476,808.96 - Step 6: Final answer
x = 532,316.88
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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.