Finding the Fourth Proportional to 1,544,230.29, 2,131,165.35 and 856,117.97
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Solution
The fourth proportional to 1,544,230.29, 2,131,165.35 and 856,117.97 is: 1,181,513.51
Step by Step Solution
- Step 1: Write the proportion equation
1,544,230.29 : 2,131,165.35 = 856,117.97 : x - Step 2: Convert to fraction form
1,544,230.29/2,131,165.35 = 856,117.97/x - Step 3: Cross multiply
1,544,230.29x = 2,131,165.35 × 856,117.97 - Step 4: Simplify right side
1,544,230.29x = 1,824,528,953,176.34 - Step 5: Solve for x
x = 1,824,528,953,176.34/1,544,230.29 - Step 6: Final answer
x = 1,181,513.51
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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.