Finding the Fourth Proportional to 1,509,372.24, 2,082,939.48 and 821,044.08
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Solution
The fourth proportional to 1,509,372.24, 2,082,939.48 and 821,044.08 is: 1,133,043.98
Step by Step Solution
- Step 1: Write the proportion equation
1,509,372.24 : 2,082,939.48 = 821,044.08 : x - Step 2: Convert to fraction form
1,509,372.24/2,082,939.48 = 821,044.08/x - Step 3: Cross multiply
1,509,372.24x = 2,082,939.48 × 821,044.08 - Step 4: Simplify right side
1,509,372.24x = 1,710,185,129,052.28 - Step 5: Solve for x
x = 1,710,185,129,052.28/1,509,372.24 - Step 6: Final answer
x = 1,133,043.98
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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.