Finding the Fourth Proportional to 3,559,562.62, 4,912,194.27 and 1,927,969.49
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Solution
The fourth proportional to 3,559,562.62, 4,912,194.27 and 1,927,969.49 is: 2,660,596.74
Step by Step Solution
- Step 1: Write the proportion equation
3,559,562.62 : 4,912,194.27 = 1,927,969.49 : x - Step 2: Convert to fraction form
3,559,562.62/4,912,194.27 = 1,927,969.49/x - Step 3: Cross multiply
3,559,562.62x = 4,912,194.27 × 1,927,969.49 - Step 4: Simplify right side
3,559,562.62x = 9,470,560,701,023.19 - Step 5: Solve for x
x = 9,470,560,701,023.19/3,559,562.62 - Step 6: Final answer
x = 2,660,596.74
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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.