Finding the Fourth Proportional to 2,041,386.99, 2,817,091.87 and 1,123,596.51
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Solution
The fourth proportional to 2,041,386.99, 2,817,091.87 and 1,123,596.51 is: 1,550,550.98
Step by Step Solution
- Step 1: Write the proportion equation
2,041,386.99 : 2,817,091.87 = 1,123,596.51 : x - Step 2: Convert to fraction form
2,041,386.99/2,817,091.87 = 1,123,596.51/x - Step 3: Cross multiply
2,041,386.99x = 2,817,091.87 × 1,123,596.51 - Step 4: Simplify right side
2,041,386.99x = 3,165,274,593,481.37 - Step 5: Solve for x
x = 3,165,274,593,481.37/2,041,386.99 - Step 6: Final answer
x = 1,550,550.98
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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.