Finding the Fourth Proportional to 3,026,062.21, 4,176,216.06 and 1,737,151.74
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Solution
The fourth proportional to 3,026,062.21, 4,176,216.06 and 1,737,151.74 is: 2,397,413.03
Step by Step Solution
- Step 1: Write the proportion equation
3,026,062.21 : 4,176,216.06 = 1,737,151.74 : x - Step 2: Convert to fraction form
3,026,062.21/4,176,216.06 = 1,737,151.74/x - Step 3: Cross multiply
3,026,062.21x = 4,176,216.06 × 1,737,151.74 - Step 4: Simplify right side
3,026,062.21x = 7,254,720,965,678.11 - Step 5: Solve for x
x = 7,254,720,965,678.11/3,026,062.21 - Step 6: Final answer
x = 2,397,413.03
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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.