Finding the Fourth Proportional to 4,068,143.99, 6,102,216.29 and 3,170,257.77
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Solution
The fourth proportional to 4,068,143.99, 6,102,216.29 and 3,170,257.77 is: 4,755,386.89
Step by Step Solution
- Step 1: Write the proportion equation
4,068,143.99 : 6,102,216.29 = 3,170,257.77 : x - Step 2: Convert to fraction form
4,068,143.99/6,102,216.29 = 3,170,257.77/x - Step 3: Cross multiply
4,068,143.99x = 6,102,216.29 × 3,170,257.77 - Step 4: Simplify right side
4,068,143.99x = 19,345,598,607,593.07 - Step 5: Solve for x
x = 19,345,598,607,593.07/4,068,143.99 - Step 6: Final answer
x = 4,755,386.89
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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.