Finding the Fourth Proportional to 3,167,567.68, 4,751,302.56 and 771,408.40
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Solution
The fourth proportional to 3,167,567.68, 4,751,302.56 and 771,408.40 is: 1,157,100.68
Step by Step Solution
- Step 1: Write the proportion equation
3,167,567.68 : 4,751,302.56 = 771,408.40 : x - Step 2: Convert to fraction form
3,167,567.68/4,751,302.56 = 771,408.40/x - Step 3: Cross multiply
3,167,567.68x = 4,751,302.56 × 771,408.40 - Step 4: Simplify right side
3,167,567.68x = 3,665,194,705,725.50 - Step 5: Solve for x
x = 3,665,194,705,725.50/3,167,567.68 - Step 6: Final answer
x = 1,157,100.68
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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.