Finding the Fourth Proportional to 1,694,584.02, 2,338,518.23 and 920,208.63
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Solution
The fourth proportional to 1,694,584.02, 2,338,518.23 and 920,208.63 is: 1,269,883.72
Step by Step Solution
- Step 1: Write the proportion equation
1,694,584.02 : 2,338,518.23 = 920,208.63 : x - Step 2: Convert to fraction form
1,694,584.02/2,338,518.23 = 920,208.63/x - Step 3: Cross multiply
1,694,584.02x = 2,338,518.23 × 920,208.63 - Step 4: Simplify right side
1,694,584.02x = 2,151,924,656,658.33 - Step 5: Solve for x
x = 2,151,924,656,658.33/1,694,584.02 - Step 6: Final answer
x = 1,269,883.72
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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.