Finding the Fourth Proportional to 5,083,818.93, 7,625,790.36 and 1,489,658.58
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Solution
The fourth proportional to 5,083,818.93, 7,625,790.36 and 1,489,658.58 is: 2,234,506.03
Step by Step Solution
- Step 1: Write the proportion equation
5,083,818.93 : 7,625,790.36 = 1,489,658.58 : x - Step 2: Convert to fraction form
5,083,818.93/7,625,790.36 = 1,489,658.58/x - Step 3: Cross multiply
5,083,818.93x = 7,625,790.36 × 1,489,658.58 - Step 4: Simplify right side
5,083,818.93x = 11,359,824,039,055.29 - Step 5: Solve for x
x = 11,359,824,039,055.29/5,083,818.93 - Step 6: Final answer
x = 2,234,506.03
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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.