Finding the Fourth Proportional to 1,693,245.05, 2,337,126.17 and 1,048,298.75
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Solution
The fourth proportional to 1,693,245.05, 2,337,126.17 and 1,048,298.75 is: 1,446,929.64
Step by Step Solution
- Step 1: Write the proportion equation
1,693,245.05 : 2,337,126.17 = 1,048,298.75 : x - Step 2: Convert to fraction form
1,693,245.05/2,337,126.17 = 1,048,298.75/x - Step 3: Cross multiply
1,693,245.05x = 2,337,126.17 × 1,048,298.75 - Step 4: Simplify right side
1,693,245.05x = 2,450,006,442,603.29 - Step 5: Solve for x
x = 2,450,006,442,603.29/1,693,245.05 - Step 6: Final answer
x = 1,446,929.64
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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.