Finding the Fourth Proportional to 1,012,955.97, 1,397,724.08 and 583,153.05
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Solution
The fourth proportional to 1,012,955.97, 1,397,724.08 and 583,153.05 is: 804,661.88
Step by Step Solution
- Step 1: Write the proportion equation
1,012,955.97 : 1,397,724.08 = 583,153.05 : x - Step 2: Convert to fraction form
1,012,955.97/1,397,724.08 = 583,153.05/x - Step 3: Cross multiply
1,012,955.97x = 1,397,724.08 × 583,153.05 - Step 4: Simplify right side
1,012,955.97x = 815,087,057,394.68 - Step 5: Solve for x
x = 815,087,057,394.68/1,012,955.97 - Step 6: Final answer
x = 804,661.88
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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.