Finding the Fourth Proportional to 4,543,782.54, 6,270,318.96 and 2,506,591.50
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Solution
The fourth proportional to 4,543,782.54, 6,270,318.96 and 2,506,591.50 is: 3,459,040.58
Step by Step Solution
- Step 1: Write the proportion equation
4,543,782.54 : 6,270,318.96 = 2,506,591.50 : x - Step 2: Convert to fraction form
4,543,782.54/6,270,318.96 = 2,506,591.50/x - Step 3: Cross multiply
4,543,782.54x = 6,270,318.96 × 2,506,591.50 - Step 4: Simplify right side
4,543,782.54x = 15,717,128,207,424.84 - Step 5: Solve for x
x = 15,717,128,207,424.84/4,543,782.54 - Step 6: Final answer
x = 3,459,040.58
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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.