Finding the Fourth Proportional to 3,574,026.99, 4,932,189.81 and 1,942,438.50
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Solution
The fourth proportional to 3,574,026.99, 4,932,189.81 and 1,942,438.50 is: 2,680,582.83
Step by Step Solution
- Step 1: Write the proportion equation
3,574,026.99 : 4,932,189.81 = 1,942,438.50 : x - Step 2: Convert to fraction form
3,574,026.99/4,932,189.81 = 1,942,438.50/x - Step 3: Cross multiply
3,574,026.99x = 4,932,189.81 × 1,942,438.50 - Step 4: Simplify right side
3,574,026.99x = 9,580,475,376,251.68 - Step 5: Solve for x
x = 9,580,475,376,251.68/3,574,026.99 - Step 6: Final answer
x = 2,680,582.83
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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.