Finding the Fourth Proportional to 1,842,541.16, 2,542,716.93 and 1,068,630.91
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Solution
The fourth proportional to 1,842,541.16, 2,542,716.93 and 1,068,630.91 is: 1,474,716.53
Step by Step Solution
- Step 1: Write the proportion equation
1,842,541.16 : 2,542,716.93 = 1,068,630.91 : x - Step 2: Convert to fraction form
1,842,541.16/2,542,716.93 = 1,068,630.91/x - Step 3: Cross multiply
1,842,541.16x = 2,542,716.93 × 1,068,630.91 - Step 4: Simplify right side
1,842,541.16x = 2,717,225,906,778.31 - Step 5: Solve for x
x = 2,717,225,906,778.31/1,842,541.16 - Step 6: Final answer
x = 1,474,716.53
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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.