Finding the Fourth Proportional to 4,198,659.84, 6,289,869.84 and 3,516,642.96
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Solution
The fourth proportional to 4,198,659.84, 6,289,869.84 and 3,516,642.96 is: 5,268,163.49
Step by Step Solution
- Step 1: Write the proportion equation
4,198,659.84 : 6,289,869.84 = 3,516,642.96 : x - Step 2: Convert to fraction form
4,198,659.84/6,289,869.84 = 3,516,642.96/x - Step 3: Cross multiply
4,198,659.84x = 6,289,869.84 × 3,516,642.96 - Step 4: Simplify right side
4,198,659.84x = 22,119,226,492,152.32 - Step 5: Solve for x
x = 22,119,226,492,152.32/4,198,659.84 - Step 6: Final answer
x = 5,268,163.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.