Finding the Fourth Proportional to 1,132,351.52, 1,563,224.06 and 873,647.18
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Solution
The fourth proportional to 1,132,351.52, 1,563,224.06 and 873,647.18 is: 1,206,079.79
Step by Step Solution
- Step 1: Write the proportion equation
1,132,351.52 : 1,563,224.06 = 873,647.18 : x - Step 2: Convert to fraction form
1,132,351.52/1,563,224.06 = 873,647.18/x - Step 3: Cross multiply
1,132,351.52x = 1,563,224.06 × 873,647.18 - Step 4: Simplify right side
1,132,351.52x = 1,365,706,279,542.79 - Step 5: Solve for x
x = 1,365,706,279,542.79/1,132,351.52 - Step 6: Final answer
x = 1,206,079.79
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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.