Finding the Fourth Proportional to 1,527,305.88, 2,107,558.80 and 882,767.82
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Solution
The fourth proportional to 1,527,305.88, 2,107,558.80 and 882,767.82 is: 1,218,148.32
Step by Step Solution
- Step 1: Write the proportion equation
1,527,305.88 : 2,107,558.80 = 882,767.82 : x - Step 2: Convert to fraction form
1,527,305.88/2,107,558.80 = 882,767.82/x - Step 3: Cross multiply
1,527,305.88x = 2,107,558.80 × 882,767.82 - Step 4: Simplify right side
1,527,305.88x = 1,860,485,087,397.82 - Step 5: Solve for x
x = 1,860,485,087,397.82/1,527,305.88 - Step 6: Final answer
x = 1,218,148.32
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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.