Finding the Fourth Proportional to 1,019,554.26, 1,406,982.84 and 584,112.63
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Solution
The fourth proportional to 1,019,554.26, 1,406,982.84 and 584,112.63 is: 806,074.26
Step by Step Solution
- Step 1: Write the proportion equation
1,019,554.26 : 1,406,982.84 = 584,112.63 : x - Step 2: Convert to fraction form
1,019,554.26/1,406,982.84 = 584,112.63/x - Step 3: Cross multiply
1,019,554.26x = 1,406,982.84 × 584,112.63 - Step 4: Simplify right side
1,019,554.26x = 821,836,447,037.27 - Step 5: Solve for x
x = 821,836,447,037.27/1,019,554.26 - Step 6: Final answer
x = 806,074.26
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1.5x scale
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.