Finding the Fourth Proportional to 2,598,133.74, 3,869,804.02 and 2,481,561.20
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Solution
The fourth proportional to 2,598,133.74, 3,869,804.02 and 2,481,561.20 is: 3,696,174.43
Step by Step Solution
- Step 1: Write the proportion equation
2,598,133.74 : 3,869,804.02 = 2,481,561.20 : x - Step 2: Convert to fraction form
2,598,133.74/3,869,804.02 = 2,481,561.20/x - Step 3: Cross multiply
2,598,133.74x = 3,869,804.02 × 2,481,561.20 - Step 4: Simplify right side
2,598,133.74x = 9,603,155,507,636.03 - Step 5: Solve for x
x = 9,603,155,507,636.03/2,598,133.74 - Step 6: Final answer
x = 3,696,174.43
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.