Finding the Fourth Proportional to 1,126,812.97, 1,691,907.68 and 975,476.69
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Solution
The fourth proportional to 1,126,812.97, 1,691,907.68 and 975,476.69 is: 1,464,676.52
Step by Step Solution
- Step 1: Write the proportion equation
1,126,812.97 : 1,691,907.68 = 975,476.69 : x - Step 2: Convert to fraction form
1,126,812.97/1,691,907.68 = 975,476.69/x - Step 3: Cross multiply
1,126,812.97x = 1,691,907.68 × 975,476.69 - Step 4: Simplify right side
1,126,812.97x = 1,650,416,503,795.79 - Step 5: Solve for x
x = 1,650,416,503,795.79/1,126,812.97 - Step 6: Final answer
x = 1,464,676.52
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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.