Finding the Fourth Proportional to 1,577,819.58, 2,177,837.19 and 933,464.94
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Solution
The fourth proportional to 1,577,819.58, 2,177,837.19 and 933,464.94 is: 1,288,445.58
Step by Step Solution
- Step 1: Write the proportion equation
1,577,819.58 : 2,177,837.19 = 933,464.94 : x - Step 2: Convert to fraction form
1,577,819.58/2,177,837.19 = 933,464.94/x - Step 3: Cross multiply
1,577,819.58x = 2,177,837.19 × 933,464.94 - Step 4: Simplify right side
1,577,819.58x = 2,032,934,661,893.12 - Step 5: Solve for x
x = 2,032,934,661,893.12/1,577,819.58 - Step 6: Final answer
x = 1,288,445.58
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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.