Finding the Fourth Proportional to 4,374,684.80, 6,035,381.24 and 2,740,246.76
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Solution
The fourth proportional to 4,374,684.80, 6,035,381.24 and 2,740,246.76 is: 3,780,485.82
Step by Step Solution
- Step 1: Write the proportion equation
4,374,684.80 : 6,035,381.24 = 2,740,246.76 : x - Step 2: Convert to fraction form
4,374,684.80/6,035,381.24 = 2,740,246.76/x - Step 3: Cross multiply
4,374,684.80x = 6,035,381.24 × 2,740,246.76 - Step 4: Simplify right side
4,374,684.80x = 16,538,433,874,979.66 - Step 5: Solve for x
x = 16,538,433,874,979.66/4,374,684.80 - Step 6: Final answer
x = 3,780,485.82
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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.