Finding the Fourth Proportional to 4,703,099.76, 6,490,491.12 and 2,769,441.84
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Solution
The fourth proportional to 4,703,099.76, 6,490,491.12 and 2,769,441.84 is: 3,821,955.43
Step by Step Solution
- Step 1: Write the proportion equation
4,703,099.76 : 6,490,491.12 = 2,769,441.84 : x - Step 2: Convert to fraction form
4,703,099.76/6,490,491.12 = 2,769,441.84/x - Step 3: Cross multiply
4,703,099.76x = 6,490,491.12 × 2,769,441.84 - Step 4: Simplify right side
4,703,099.76x = 17,975,037,669,876.46 - Step 5: Solve for x
x = 17,975,037,669,876.46/4,703,099.76 - Step 6: Final answer
x = 3,821,955.43
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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.