Finding the Fourth Proportional to 2,338,366.08, 3,229,125.84 and 1,721,107.20
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Solution
The fourth proportional to 2,338,366.08, 3,229,125.84 and 1,721,107.20 is: 2,376,732.96
Step by Step Solution
- Step 1: Write the proportion equation
2,338,366.08 : 3,229,125.84 = 1,721,107.20 : x - Step 2: Convert to fraction form
2,338,366.08/3,229,125.84 = 1,721,107.20/x - Step 3: Cross multiply
2,338,366.08x = 3,229,125.84 × 1,721,107.20 - Step 4: Simplify right side
2,338,366.08x = 5,557,671,732,930.05 - Step 5: Solve for x
x = 5,557,671,732,930.05/2,338,366.08 - Step 6: Final answer
x = 2,376,732.96
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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.