Finding the Fourth Proportional to 3,442,705.66, 5,164,062.12 and 1,283,697.82
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Solution
The fourth proportional to 3,442,705.66, 5,164,062.12 and 1,283,697.82 is: 1,925,548.08
Step by Step Solution
- Step 1: Write the proportion equation
3,442,705.66 : 5,164,062.12 = 1,283,697.82 : x - Step 2: Convert to fraction form
3,442,705.66/5,164,062.12 = 1,283,697.82/x - Step 3: Cross multiply
3,442,705.66x = 5,164,062.12 × 1,283,697.82 - Step 4: Simplify right side
3,442,705.66x = 6,629,095,285,788.58 - Step 5: Solve for x
x = 6,629,095,285,788.58/3,442,705.66 - Step 6: Final answer
x = 1,925,548.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.