Finding the Fourth Proportional to 1,885,329.17, 2,824,425.68 and 1,114,519.14
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Solution
The fourth proportional to 1,885,329.17, 2,824,425.68 and 1,114,519.14 is: 1,669,669.44
Step by Step Solution
- Step 1: Write the proportion equation
1,885,329.17 : 2,824,425.68 = 1,114,519.14 : x - Step 2: Convert to fraction form
1,885,329.17/2,824,425.68 = 1,114,519.14/x - Step 3: Cross multiply
1,885,329.17x = 2,824,425.68 × 1,114,519.14 - Step 4: Simplify right side
1,885,329.17x = 3,147,876,482,653.81 - Step 5: Solve for x
x = 3,147,876,482,653.81/1,885,329.17 - Step 6: Final answer
x = 1,669,669.44
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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.