Finding the Fourth Proportional to 5,103,625.74, 7,656,935.49 and 1,509,487.26
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Solution
The fourth proportional to 5,103,625.74, 7,656,935.49 and 1,509,487.26 is: 2,264,673.62
Step by Step Solution
- Step 1: Write the proportion equation
5,103,625.74 : 7,656,935.49 = 1,509,487.26 : x - Step 2: Convert to fraction form
5,103,625.74/7,656,935.49 = 1,509,487.26/x - Step 3: Cross multiply
5,103,625.74x = 7,656,935.49 × 1,509,487.26 - Step 4: Simplify right side
5,103,625.74x = 11,558,046,572,796.86 - Step 5: Solve for x
x = 11,558,046,572,796.86/5,103,625.74 - Step 6: Final answer
x = 2,264,673.62
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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.