Finding the Fourth Proportional to 3,141,226, 4,334,419.68 and 1,764,305.94
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Solution
The fourth proportional to 3,141,226, 4,334,419.68 and 1,764,305.94 is: 2,434,476.98
Step by Step Solution
- Step 1: Write the proportion equation
3,141,226 : 4,334,419.68 = 1,764,305.94 : x - Step 2: Convert to fraction form
3,141,226/4,334,419.68 = 1,764,305.94/x - Step 3: Cross multiply
3,141,226x = 4,334,419.68 × 1,764,305.94 - Step 4: Simplify right side
3,141,226x = 7,647,242,387,876.90 - Step 5: Solve for x
x = 7,647,242,387,876.90/3,141,226 - Step 6: Final answer
x = 2,434,476.98
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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.