Finding the Fourth Proportional to 1,664,146.86, 2,295,793.26 and 975,469.62
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Solution
The fourth proportional to 1,664,146.86, 2,295,793.26 and 975,469.62 is: 1,345,720.52
Step by Step Solution
- Step 1: Write the proportion equation
1,664,146.86 : 2,295,793.26 = 975,469.62 : x - Step 2: Convert to fraction form
1,664,146.86/2,295,793.26 = 975,469.62/x - Step 3: Cross multiply
1,664,146.86x = 2,295,793.26 × 975,469.62 - Step 4: Simplify right side
1,664,146.86x = 2,239,476,578,930.76 - Step 5: Solve for x
x = 2,239,476,578,930.76/1,664,146.86 - Step 6: Final answer
x = 1,345,720.52
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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.