Finding the Fourth Proportional to 1,129,375.37, 1,558,540.68 and 620,110.55
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Solution
The fourth proportional to 1,129,375.37, 1,558,540.68 and 620,110.55 is: 855,754.02
Step by Step Solution
- Step 1: Write the proportion equation
1,129,375.37 : 1,558,540.68 = 620,110.55 : x - Step 2: Convert to fraction form
1,129,375.37/1,558,540.68 = 620,110.55/x - Step 3: Cross multiply
1,129,375.37x = 1,558,540.68 × 620,110.55 - Step 4: Simplify right side
1,129,375.37x = 966,467,518,272.17 - Step 5: Solve for x
x = 966,467,518,272.17/1,129,375.37 - Step 6: Final answer
x = 855,754.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.