Finding the Fourth Proportional to 2,068,155.79, 3,102,231.86 and 628,850.99
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Solution
The fourth proportional to 2,068,155.79, 3,102,231.86 and 628,850.99 is: 943,275.93
Step by Step Solution
- Step 1: Write the proportion equation
2,068,155.79 : 3,102,231.86 = 628,850.99 : x - Step 2: Convert to fraction form
2,068,155.79/3,102,231.86 = 628,850.99/x - Step 3: Cross multiply
2,068,155.79x = 3,102,231.86 × 628,850.99 - Step 4: Simplify right side
2,068,155.79x = 1,950,841,583,340.06 - Step 5: Solve for x
x = 1,950,841,583,340.06/2,068,155.79 - Step 6: Final answer
x = 943,275.93
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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.