Finding the Fourth Proportional to 1,953,818.34, 2,694,923.10 and 1,374,270.63
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Solution
The fourth proportional to 1,953,818.34, 2,694,923.10 and 1,374,270.63 is: 1,895,546.58
Step by Step Solution
- Step 1: Write the proportion equation
1,953,818.34 : 2,694,923.10 = 1,374,270.63 : x - Step 2: Convert to fraction form
1,953,818.34/2,694,923.10 = 1,374,270.63/x - Step 3: Cross multiply
1,953,818.34x = 2,694,923.10 × 1,374,270.63 - Step 4: Simplify right side
1,953,818.34x = 3,703,553,666,438.55 - Step 5: Solve for x
x = 3,703,553,666,438.55/1,953,818.34 - Step 6: Final answer
x = 1,895,546.58
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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.