Finding the Fourth Proportional to 1,754,232.06, 2,420,429.67 and 1,029,042.30
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Solution
The fourth proportional to 1,754,232.06, 2,420,429.67 and 1,029,042.30 is: 1,419,837.53
Step by Step Solution
- Step 1: Write the proportion equation
1,754,232.06 : 2,420,429.67 = 1,029,042.30 : x - Step 2: Convert to fraction form
1,754,232.06/2,420,429.67 = 1,029,042.30/x - Step 3: Cross multiply
1,754,232.06x = 2,420,429.67 × 1,029,042.30 - Step 4: Simplify right side
1,754,232.06x = 2,490,724,514,605.04 - Step 5: Solve for x
x = 2,490,724,514,605.04/1,754,232.06 - Step 6: Final answer
x = 1,419,837.53
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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.