Finding the Fourth Proportional to 1,020,601.26, 1,408,338.24 and 590,910.48
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Solution
The fourth proportional to 1,020,601.26, 1,408,338.24 and 590,910.48 is: 815,403.49
Step by Step Solution
- Step 1: Write the proportion equation
1,020,601.26 : 1,408,338.24 = 590,910.48 : x - Step 2: Convert to fraction form
1,020,601.26/1,408,338.24 = 590,910.48/x - Step 3: Cross multiply
1,020,601.26x = 1,408,338.24 × 590,910.48 - Step 4: Simplify right side
1,020,601.26x = 832,201,825,400.76 - Step 5: Solve for x
x = 832,201,825,400.76/1,020,601.26 - Step 6: Final answer
x = 815,403.49
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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.