Finding the Fourth Proportional to 2,273,637.92, 3,136,875.19 and 1,620,366.84
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Solution
The fourth proportional to 2,273,637.92, 3,136,875.19 and 1,620,366.84 is: 2,235,575.20
Step by Step Solution
- Step 1: Write the proportion equation
2,273,637.92 : 3,136,875.19 = 1,620,366.84 : x - Step 2: Convert to fraction form
2,273,637.92/3,136,875.19 = 1,620,366.84/x - Step 3: Cross multiply
2,273,637.92x = 3,136,875.19 × 1,620,366.84 - Step 4: Simplify right side
2,273,637.92x = 5,082,888,535,043.78 - Step 5: Solve for x
x = 5,082,888,535,043.78/2,273,637.92 - Step 6: Final answer
x = 2,235,575.20
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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.