Finding the Fourth Proportional to 2,317,429.08, 3,198,381.68 and 1,285,166.44
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Solution
The fourth proportional to 2,317,429.08, 3,198,381.68 and 1,285,166.44 is: 1,773,712.44
Step by Step Solution
- Step 1: Write the proportion equation
2,317,429.08 : 3,198,381.68 = 1,285,166.44 : x - Step 2: Convert to fraction form
2,317,429.08/3,198,381.68 = 1,285,166.44/x - Step 3: Cross multiply
2,317,429.08x = 3,198,381.68 × 1,285,166.44 - Step 4: Simplify right side
2,317,429.08x = 4,110,452,797,446.82 - Step 5: Solve for x
x = 4,110,452,797,446.82/2,317,429.08 - Step 6: Final answer
x = 1,773,712.44
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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.