Finding the Fourth Proportional to 4,268,428.12, 6,402,653.11 and 1,744,083.37
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Solution
The fourth proportional to 4,268,428.12, 6,402,653.11 and 1,744,083.37 is: 2,616,129.52
Step by Step Solution
- Step 1: Write the proportion equation
4,268,428.12 : 6,402,653.11 = 1,744,083.37 : x - Step 2: Convert to fraction form
4,268,428.12/6,402,653.11 = 1,744,083.37/x - Step 3: Cross multiply
4,268,428.12x = 6,402,653.11 × 1,744,083.37 - Step 4: Simplify right side
4,268,428.12x = 11,166,760,813,029.78 - Step 5: Solve for x
x = 11,166,760,813,029.78/4,268,428.12 - Step 6: Final answer
x = 2,616,129.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.