Finding the Fourth Proportional to 1,235,630.88, 1,853,598.96 and 436,747.68
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Solution
The fourth proportional to 1,235,630.88, 1,853,598.96 and 436,747.68 is: 655,175.47
Step by Step Solution
- Step 1: Write the proportion equation
1,235,630.88 : 1,853,598.96 = 436,747.68 : x - Step 2: Convert to fraction form
1,235,630.88/1,853,598.96 = 436,747.68/x - Step 3: Cross multiply
1,235,630.88x = 1,853,598.96 × 436,747.68 - Step 4: Simplify right side
1,235,630.88x = 809,555,045,430.41 - Step 5: Solve for x
x = 809,555,045,430.41/1,235,630.88 - Step 6: Final answer
x = 655,175.47
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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.