Finding the Fourth Proportional to 4,369,609.40, 6,554,414.10 and 4,341,615.80
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Solution
The fourth proportional to 4,369,609.40, 6,554,414.10 and 4,341,615.80 is: 6,512,423.70
Step by Step Solution
- Step 1: Write the proportion equation
4,369,609.40 : 6,554,414.10 = 4,341,615.80 : x - Step 2: Convert to fraction form
4,369,609.40/6,554,414.10 = 4,341,615.80/x - Step 3: Cross multiply
4,369,609.40x = 6,554,414.10 × 4,341,615.80 - Step 4: Simplify right side
4,369,609.40x = 28,456,747,816,302.78 - Step 5: Solve for x
x = 28,456,747,816,302.78/4,369,609.40 - Step 6: Final answer
x = 6,512,423.70
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Double scale
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1.5x scale
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.