Finding the Fourth Proportional to 2,482,187.80, 3,719,918.30 and 1,284,950.66
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Solution
The fourth proportional to 2,482,187.80, 3,719,918.30 and 1,284,950.66 is: 1,925,684.86
Step by Step Solution
- Step 1: Write the proportion equation
2,482,187.80 : 3,719,918.30 = 1,284,950.66 : x - Step 2: Convert to fraction form
2,482,187.80/3,719,918.30 = 1,284,950.66/x - Step 3: Cross multiply
2,482,187.80x = 3,719,918.30 × 1,284,950.66 - Step 4: Simplify right side
2,482,187.80x = 4,779,911,474,731.08 - Step 5: Solve for x
x = 4,779,911,474,731.08/2,482,187.80 - Step 6: Final answer
x = 1,925,684.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.