Finding the Fourth Proportional to 1,930,352.67, 2,664,122.93 and 1,114,554.98
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Solution
The fourth proportional to 1,930,352.67, 2,664,122.93 and 1,114,554.98 is: 1,538,222.28
Step by Step Solution
- Step 1: Write the proportion equation
1,930,352.67 : 2,664,122.93 = 1,114,554.98 : x - Step 2: Convert to fraction form
1,930,352.67/2,664,122.93 = 1,114,554.98/x - Step 3: Cross multiply
1,930,352.67x = 2,664,122.93 × 1,114,554.98 - Step 4: Simplify right side
1,930,352.67x = 2,969,311,480,051.22 - Step 5: Solve for x
x = 2,969,311,480,051.22/1,930,352.67 - Step 6: Final answer
x = 1,538,222.28
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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.