Finding the Fourth Proportional to 3,424,556.10, 4,725,875.62 and 1,974,244.62
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Solution
The fourth proportional to 3,424,556.10, 4,725,875.62 and 1,974,244.62 is: 2,724,450.77
Step by Step Solution
- Step 1: Write the proportion equation
3,424,556.10 : 4,725,875.62 = 1,974,244.62 : x - Step 2: Convert to fraction form
3,424,556.10/4,725,875.62 = 1,974,244.62/x - Step 3: Cross multiply
3,424,556.10x = 4,725,875.62 × 1,974,244.62 - Step 4: Simplify right side
3,424,556.10x = 9,330,034,517,574.17 - Step 5: Solve for x
x = 9,330,034,517,574.17/3,424,556.10 - Step 6: Final answer
x = 2,724,450.77
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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.