Finding the Fourth Proportional to 2,037,194.92, 2,811,328.20 and 1,119,483.20
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Solution
The fourth proportional to 2,037,194.92, 2,811,328.20 and 1,119,483.20 is: 1,544,886.38
Step by Step Solution
- Step 1: Write the proportion equation
2,037,194.92 : 2,811,328.20 = 1,119,483.20 : x - Step 2: Convert to fraction form
2,037,194.92/2,811,328.20 = 1,119,483.20/x - Step 3: Cross multiply
2,037,194.92x = 2,811,328.20 × 1,119,483.20 - Step 4: Simplify right side
2,037,194.92x = 3,147,234,689,586.24 - Step 5: Solve for x
x = 3,147,234,689,586.24/2,037,194.92 - Step 6: Final answer
x = 1,544,886.38
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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.