Finding the Fourth Proportional to 1,544,943.96, 2,132,243.28 and 856,768.88
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Solution
The fourth proportional to 1,544,943.96, 2,132,243.28 and 856,768.88 is: 1,182,463.40
Step by Step Solution
- Step 1: Write the proportion equation
1,544,943.96 : 2,132,243.28 = 856,768.88 : x - Step 2: Convert to fraction form
1,544,943.96/2,132,243.28 = 856,768.88/x - Step 3: Cross multiply
1,544,943.96x = 2,132,243.28 × 856,768.88 - Step 4: Simplify right side
1,544,943.96x = 1,826,839,686,893.13 - Step 5: Solve for x
x = 1,826,839,686,893.13/1,544,943.96 - Step 6: Final answer
x = 1,182,463.40
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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.