Finding the Fourth Proportional to 4,755,772.42, 7,132,160.04 and 1,560,153.94
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Solution
The fourth proportional to 4,755,772.42, 7,132,160.04 and 1,560,153.94 is: 2,339,739.29
Step by Step Solution
- Step 1: Write the proportion equation
4,755,772.42 : 7,132,160.04 = 1,560,153.94 : x - Step 2: Convert to fraction form
4,755,772.42/7,132,160.04 = 1,560,153.94/x - Step 3: Cross multiply
4,755,772.42x = 7,132,160.04 × 1,560,153.94 - Step 4: Simplify right side
4,755,772.42x = 11,127,267,587,116.56 - Step 5: Solve for x
x = 11,127,267,587,116.56/4,755,772.42 - Step 6: Final answer
x = 2,339,739.29
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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.