Finding the Fourth Proportional to 1,266,207.10, 1,899,409.08 and 367,663.60
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Solution
The fourth proportional to 1,266,207.10, 1,899,409.08 and 367,663.60 is: 551,523.98
Step by Step Solution
- Step 1: Write the proportion equation
1,266,207.10 : 1,899,409.08 = 367,663.60 : x - Step 2: Convert to fraction form
1,266,207.10/1,899,409.08 = 367,663.60/x - Step 3: Cross multiply
1,266,207.10x = 1,899,409.08 × 367,663.60 - Step 4: Simplify right side
1,266,207.10x = 698,343,580,225.49 - Step 5: Solve for x
x = 698,343,580,225.49/1,266,207.10 - Step 6: Final answer
x = 551,523.98
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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.