Finding the Fourth Proportional to 5,242,253.02, 7,863,833.97 and 1,599,802.99
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Solution
The fourth proportional to 5,242,253.02, 7,863,833.97 and 1,599,802.99 is: 2,399,843.17
Step by Step Solution
- Step 1: Write the proportion equation
5,242,253.02 : 7,863,833.97 = 1,599,802.99 : x - Step 2: Convert to fraction form
5,242,253.02/7,863,833.97 = 1,599,802.99/x - Step 3: Cross multiply
5,242,253.02x = 7,863,833.97 × 1,599,802.99 - Step 4: Simplify right side
5,242,253.02x = 12,580,585,078,409.98 - Step 5: Solve for x
x = 12,580,585,078,409.98/5,242,253.02 - Step 6: Final answer
x = 2,399,843.17
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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.