Finding the Fourth Proportional to 1,625,761.98, 2,243,093.45 and 937,379.74
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Solution
The fourth proportional to 1,625,761.98, 2,243,093.45 and 937,379.74 is: 1,293,319.92
Step by Step Solution
- Step 1: Write the proportion equation
1,625,761.98 : 2,243,093.45 = 937,379.74 : x - Step 2: Convert to fraction form
1,625,761.98/2,243,093.45 = 937,379.74/x - Step 3: Cross multiply
1,625,761.98x = 2,243,093.45 × 937,379.74 - Step 4: Simplify right side
1,625,761.98x = 2,102,630,354,956.70 - Step 5: Solve for x
x = 2,102,630,354,956.70/1,625,761.98 - Step 6: Final answer
x = 1,293,319.92
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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.