Finding the Fourth Proportional to 2,752,693.80, 4,129,040.70 and 2,354,113.05
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Solution
The fourth proportional to 2,752,693.80, 4,129,040.70 and 2,354,113.05 is: 3,531,169.58
Step by Step Solution
- Step 1: Write the proportion equation
2,752,693.80 : 4,129,040.70 = 2,354,113.05 : x - Step 2: Convert to fraction form
2,752,693.80/4,129,040.70 = 2,354,113.05/x - Step 3: Cross multiply
2,752,693.80x = 4,129,040.70 × 2,354,113.05 - Step 4: Simplify right side
2,752,693.80x = 9,720,228,595,851.14 - Step 5: Solve for x
x = 9,720,228,595,851.14/2,752,693.80 - Step 6: Final answer
x = 3,531,169.58
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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.