Finding the Fourth Proportional to 2,797,977.30, 4,197,699.39 and 878,810.99
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Solution
The fourth proportional to 2,797,977.30, 4,197,699.39 and 878,810.99 is: 1,318,446.84
Step by Step Solution
- Step 1: Write the proportion equation
2,797,977.30 : 4,197,699.39 = 878,810.99 : x - Step 2: Convert to fraction form
2,797,977.30/4,197,699.39 = 878,810.99/x - Step 3: Cross multiply
2,797,977.30x = 4,197,699.39 × 878,810.99 - Step 4: Simplify right side
2,797,977.30x = 3,688,984,335,659.80 - Step 5: Solve for x
x = 3,688,984,335,659.80/2,797,977.30 - Step 6: Final answer
x = 1,318,446.84
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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.