Finding the Fourth Proportional to 2,508,069.94, 3,461,142.64 and 1,362,125.68
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Solution
The fourth proportional to 2,508,069.94, 3,461,142.64 and 1,362,125.68 is: 1,879,736.76
Step by Step Solution
- Step 1: Write the proportion equation
2,508,069.94 : 3,461,142.64 = 1,362,125.68 : x - Step 2: Convert to fraction form
2,508,069.94/3,461,142.64 = 1,362,125.68/x - Step 3: Cross multiply
2,508,069.94x = 3,461,142.64 × 1,362,125.68 - Step 4: Simplify right side
2,508,069.94x = 4,714,511,272,087.00 - Step 5: Solve for x
x = 4,714,511,272,087.00/2,508,069.94 - Step 6: Final answer
x = 1,879,736.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.