Finding the Fourth Proportional to 1,455,052.65, 2,182,843.79 and 495,459.21
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Solution
The fourth proportional to 1,455,052.65, 2,182,843.79 and 495,459.21 is: 743,278.99
Step by Step Solution
- Step 1: Write the proportion equation
1,455,052.65 : 2,182,843.79 = 495,459.21 : x - Step 2: Convert to fraction form
1,455,052.65/2,182,843.79 = 495,459.21/x - Step 3: Cross multiply
1,455,052.65x = 2,182,843.79 × 495,459.21 - Step 4: Simplify right side
1,455,052.65x = 1,081,510,067,313.15 - Step 5: Solve for x
x = 1,081,510,067,313.15/1,455,052.65 - Step 6: Final answer
x = 743,278.99
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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.