Finding the Fourth Proportional to 1,763,326.80, 2,645,076.60 and 923,518.80
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Solution
The fourth proportional to 1,763,326.80, 2,645,076.60 and 923,518.80 is: 1,385,323.45
Step by Step Solution
- Step 1: Write the proportion equation
1,763,326.80 : 2,645,076.60 = 923,518.80 : x - Step 2: Convert to fraction form
1,763,326.80/2,645,076.60 = 923,518.80/x - Step 3: Cross multiply
1,763,326.80x = 2,645,076.60 × 923,518.80 - Step 4: Simplify right side
1,763,326.80x = 2,442,777,967,540.08 - Step 5: Solve for x
x = 2,442,777,967,540.08/1,763,326.80 - Step 6: Final answer
x = 1,385,323.45
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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.