Finding the Fourth Proportional to 1,790,482.49, 2,470,858.84 and 974,731.49
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Solution
The fourth proportional to 1,790,482.49, 2,470,858.84 and 974,731.49 is: 1,345,125.65
Step by Step Solution
- Step 1: Write the proportion equation
1,790,482.49 : 2,470,858.84 = 974,731.49 : x - Step 2: Convert to fraction form
1,790,482.49/2,470,858.84 = 974,731.49/x - Step 3: Cross multiply
1,790,482.49x = 2,470,858.84 × 974,731.49 - Step 4: Simplify right side
1,790,482.49x = 2,408,423,922,433.19 - Step 5: Solve for x
x = 2,408,423,922,433.19/1,790,482.49 - Step 6: Final answer
x = 1,345,125.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.