Finding the Fourth Proportional to 4,225,522.05, 6,338,283.08 and 2,545,906.05
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Solution
The fourth proportional to 4,225,522.05, 6,338,283.08 and 2,545,906.05 is: 3,818,859.08
Step by Step Solution
- Step 1: Write the proportion equation
4,225,522.05 : 6,338,283.08 = 2,545,906.05 : x - Step 2: Convert to fraction form
4,225,522.05/6,338,283.08 = 2,545,906.05/x - Step 3: Cross multiply
4,225,522.05x = 6,338,283.08 × 2,545,906.05 - Step 4: Simplify right side
4,225,522.05x = 16,136,673,227,255.10 - Step 5: Solve for x
x = 16,136,673,227,255.10/4,225,522.05 - Step 6: Final answer
x = 3,818,859.08
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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.