Finding the Fourth Proportional to 2,067,579.29, 2,852,841.30 and 1,207,973.48
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Solution
The fourth proportional to 2,067,579.29, 2,852,841.30 and 1,207,973.48 is: 1,666,759.11
Step by Step Solution
- Step 1: Write the proportion equation
2,067,579.29 : 2,852,841.30 = 1,207,973.48 : x - Step 2: Convert to fraction form
2,067,579.29/2,852,841.30 = 1,207,973.48/x - Step 3: Cross multiply
2,067,579.29x = 2,852,841.30 × 1,207,973.48 - Step 4: Simplify right side
2,067,579.29x = 3,446,156,618,784.52 - Step 5: Solve for x
x = 3,446,156,618,784.52/2,067,579.29 - Step 6: Final answer
x = 1,666,759.11
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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.