Finding the Fourth Proportional to 3,331,866.74, 4,997,800.13 and 807,521.99
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Solution
The fourth proportional to 3,331,866.74, 4,997,800.13 and 807,521.99 is: 1,211,282.98
Step by Step Solution
- Step 1: Write the proportion equation
3,331,866.74 : 4,997,800.13 = 807,521.99 : x - Step 2: Convert to fraction form
3,331,866.74/4,997,800.13 = 807,521.99/x - Step 3: Cross multiply
3,331,866.74x = 4,997,800.13 × 807,521.99 - Step 4: Simplify right side
3,331,866.74x = 4,035,833,477,573.25 - Step 5: Solve for x
x = 4,035,833,477,573.25/3,331,866.74 - Step 6: Final answer
x = 1,211,282.98
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.