Finding the Fourth Proportional to 1,511,342.18, 2,082,104.68 and 1,051,666.28
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Solution
The fourth proportional to 1,511,342.18, 2,082,104.68 and 1,051,666.28 is: 1,448,830.92
Step by Step Solution
- Step 1: Write the proportion equation
1,511,342.18 : 2,082,104.68 = 1,051,666.28 : x - Step 2: Convert to fraction form
1,511,342.18/2,082,104.68 = 1,051,666.28/x - Step 3: Cross multiply
1,511,342.18x = 2,082,104.68 × 1,051,666.28 - Step 4: Simplify right side
1,511,342.18x = 2,189,679,283,386.19 - Step 5: Solve for x
x = 2,189,679,283,386.19/1,511,342.18 - Step 6: Final answer
x = 1,448,830.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.