Finding the Fourth Proportional to 2,898,382.91, 3,999,949.49 and 1,674,913.14
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Solution
The fourth proportional to 2,898,382.91, 3,999,949.49 and 1,674,913.14 is: 2,311,484.78
Step by Step Solution
- Step 1: Write the proportion equation
2,898,382.91 : 3,999,949.49 = 1,674,913.14 : x - Step 2: Convert to fraction form
2,898,382.91/3,999,949.49 = 1,674,913.14/x - Step 3: Cross multiply
2,898,382.91x = 3,999,949.49 × 1,674,913.14 - Step 4: Simplify right side
2,898,382.91x = 6,699,567,964,324.58 - Step 5: Solve for x
x = 6,699,567,964,324.58/2,898,382.91 - Step 6: Final answer
x = 2,311,484.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.