Finding the Fourth Proportional to 1,527,792.68, 2,300,828.99 and 1,391,592.44
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Solution
The fourth proportional to 1,527,792.68, 2,300,828.99 and 1,391,592.44 is: 2,095,713.82
Step by Step Solution
- Step 1: Write the proportion equation
1,527,792.68 : 2,300,828.99 = 1,391,592.44 : x - Step 2: Convert to fraction form
1,527,792.68/2,300,828.99 = 1,391,592.44/x - Step 3: Cross multiply
1,527,792.68x = 2,300,828.99 × 1,391,592.44 - Step 4: Simplify right side
1,527,792.68x = 3,201,816,228,216.84 - Step 5: Solve for x
x = 3,201,816,228,216.84/1,527,792.68 - Step 6: Final answer
x = 2,095,713.82
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.