Finding the Fourth Proportional to 4,940,268.14, 7,408,889.53 and 1,744,645.61
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Solution
The fourth proportional to 4,940,268.14, 7,408,889.53 and 1,744,645.61 is: 2,616,434.21
Step by Step Solution
- Step 1: Write the proportion equation
4,940,268.14 : 7,408,889.53 = 1,744,645.61 : x - Step 2: Convert to fraction form
4,940,268.14/7,408,889.53 = 1,744,645.61/x - Step 3: Cross multiply
4,940,268.14x = 7,408,889.53 × 1,744,645.61 - Step 4: Simplify right side
4,940,268.14x = 12,925,886,552,083.40 - Step 5: Solve for x
x = 12,925,886,552,083.40/4,940,268.14 - Step 6: Final answer
x = 2,616,434.21
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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.