Finding the Fourth Proportional to 2,519,490.84, 3,778,461.09 and 721,892.67
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Solution
The fourth proportional to 2,519,490.84, 3,778,461.09 and 721,892.67 is: 1,082,616.90
Step by Step Solution
- Step 1: Write the proportion equation
2,519,490.84 : 3,778,461.09 = 721,892.67 : x - Step 2: Convert to fraction form
2,519,490.84/3,778,461.09 = 721,892.67/x - Step 3: Cross multiply
2,519,490.84x = 3,778,461.09 × 721,892.67 - Step 4: Simplify right side
2,519,490.84x = 2,727,643,364,751.21 - Step 5: Solve for x
x = 2,727,643,364,751.21/2,519,490.84 - Step 6: Final answer
x = 1,082,616.90
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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.