Finding the Fourth Proportional to 4,764,939.08, 7,148,742.60 and 1,927,044.08
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Solution
The fourth proportional to 4,764,939.08, 7,148,742.60 and 1,927,044.08 is: 2,891,105.61
Step by Step Solution
- Step 1: Write the proportion equation
4,764,939.08 : 7,148,742.60 = 1,927,044.08 : x - Step 2: Convert to fraction form
4,764,939.08/7,148,742.60 = 1,927,044.08/x - Step 3: Cross multiply
4,764,939.08x = 7,148,742.60 × 1,927,044.08 - Step 4: Simplify right side
4,764,939.08x = 13,775,942,106,773.81 - Step 5: Solve for x
x = 13,775,942,106,773.81/4,764,939.08 - Step 6: Final answer
x = 2,891,105.61
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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.