Finding the Fourth Proportional to 1,698,888.88, 2,344,465.97 and 934,942.44
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Solution
The fourth proportional to 1,698,888.88, 2,344,465.97 and 934,942.44 is: 1,290,220.19
Step by Step Solution
- Step 1: Write the proportion equation
1,698,888.88 : 2,344,465.97 = 934,942.44 : x - Step 2: Convert to fraction form
1,698,888.88/2,344,465.97 = 934,942.44/x - Step 3: Cross multiply
1,698,888.88x = 2,344,465.97 × 934,942.44 - Step 4: Simplify right side
1,698,888.88x = 2,191,940,729,814.05 - Step 5: Solve for x
x = 2,191,940,729,814.05/1,698,888.88 - Step 6: Final answer
x = 1,290,220.19
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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.