Finding the Fourth Proportional to 1,206,114.12, 1,809,433.62 and 364,644
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Solution
The fourth proportional to 1,206,114.12, 1,809,433.62 and 364,644 is: 547,045.34
Step by Step Solution
- Step 1: Write the proportion equation
1,206,114.12 : 1,809,433.62 = 364,644 : x - Step 2: Convert to fraction form
1,206,114.12/1,809,433.62 = 364,644/x - Step 3: Cross multiply
1,206,114.12x = 1,809,433.62 × 364,644 - Step 4: Simplify right side
1,206,114.12x = 659,799,112,931.28 - Step 5: Solve for x
x = 659,799,112,931.28/1,206,114.12 - Step 6: Final answer
x = 547,045.34
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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.