Finding the Fourth Proportional to 2,042,329.62, 2,818,792.80 and 1,182,889.62
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Solution
The fourth proportional to 2,042,329.62, 2,818,792.80 and 1,182,889.62 is: 1,632,606.56
Step by Step Solution
- Step 1: Write the proportion equation
2,042,329.62 : 2,818,792.80 = 1,182,889.62 : x - Step 2: Convert to fraction form
2,042,329.62/2,818,792.80 = 1,182,889.62/x - Step 3: Cross multiply
2,042,329.62x = 2,818,792.80 × 1,182,889.62 - Step 4: Simplify right side
2,042,329.62x = 3,334,320,744,050.74 - Step 5: Solve for x
x = 3,334,320,744,050.74/2,042,329.62 - Step 6: Final answer
x = 1,632,606.56
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1.5x scale
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.