Finding the Fourth Proportional to 1,516,167.43, 2,092,295.12 and 827,837.12
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Solution
The fourth proportional to 1,516,167.43, 2,092,295.12 and 827,837.12 is: 1,142,406.53
Step by Step Solution
- Step 1: Write the proportion equation
1,516,167.43 : 2,092,295.12 = 827,837.12 : x - Step 2: Convert to fraction form
1,516,167.43/2,092,295.12 = 827,837.12/x - Step 3: Cross multiply
1,516,167.43x = 2,092,295.12 × 827,837.12 - Step 4: Simplify right side
1,516,167.43x = 1,732,079,567,422.41 - Step 5: Solve for x
x = 1,732,079,567,422.41/1,516,167.43 - Step 6: Final answer
x = 1,142,406.53
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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.