Finding the Fourth Proportional to 3,282,572.97, 4,530,704.63 and 2,134,653.93
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Solution
The fourth proportional to 3,282,572.97, 4,530,704.63 and 2,134,653.93 is: 2,946,312.70
Step by Step Solution
- Step 1: Write the proportion equation
3,282,572.97 : 4,530,704.63 = 2,134,653.93 : x - Step 2: Convert to fraction form
3,282,572.97/4,530,704.63 = 2,134,653.93/x - Step 3: Cross multiply
3,282,572.97x = 4,530,704.63 × 2,134,653.93 - Step 4: Simplify right side
3,282,572.97x = 9,671,486,433,425.43 - Step 5: Solve for x
x = 9,671,486,433,425.43/3,282,572.97 - Step 6: Final answer
x = 2,946,312.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.