Finding the Fourth Proportional to 2,677,821.45, 3,694,027.19 and 1,709,934.09
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Solution
The fourth proportional to 2,677,821.45, 3,694,027.19 and 1,709,934.09 is: 2,358,836.51
Step by Step Solution
- Step 1: Write the proportion equation
2,677,821.45 : 3,694,027.19 = 1,709,934.09 : x - Step 2: Convert to fraction form
2,677,821.45/3,694,027.19 = 1,709,934.09/x - Step 3: Cross multiply
2,677,821.45x = 3,694,027.19 × 1,709,934.09 - Step 4: Simplify right side
2,677,821.45x = 6,316,543,013,018.24 - Step 5: Solve for x
x = 6,316,543,013,018.24/2,677,821.45 - Step 6: Final answer
x = 2,358,836.51
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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.