Finding the Fourth Proportional to 3,114,355.42, 4,668,679.08 and 1,091,496.64
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Solution
The fourth proportional to 3,114,355.42, 4,668,679.08 and 1,091,496.64 is: 1,636,244.69
Step by Step Solution
- Step 1: Write the proportion equation
3,114,355.42 : 4,668,679.08 = 1,091,496.64 : x - Step 2: Convert to fraction form
3,114,355.42/4,668,679.08 = 1,091,496.64/x - Step 3: Cross multiply
3,114,355.42x = 4,668,679.08 × 1,091,496.64 - Step 4: Simplify right side
3,114,355.42x = 5,095,847,529,058.29 - Step 5: Solve for x
x = 5,095,847,529,058.29/3,114,355.42 - Step 6: Final answer
x = 1,636,244.69
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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.