Finding the Fourth Proportional to 4,686,308.66, 7,026,935.22 and 2,126,126.54
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Solution
The fourth proportional to 4,686,308.66, 7,026,935.22 and 2,126,126.54 is: 3,188,042.99
Step by Step Solution
- Step 1: Write the proportion equation
4,686,308.66 : 7,026,935.22 = 2,126,126.54 : x - Step 2: Convert to fraction form
4,686,308.66/7,026,935.22 = 2,126,126.54/x - Step 3: Cross multiply
4,686,308.66x = 7,026,935.22 × 2,126,126.54 - Step 4: Simplify right side
4,686,308.66x = 14,940,153,466,102.74 - Step 5: Solve for x
x = 14,940,153,466,102.74/4,686,308.66 - Step 6: Final answer
x = 3,188,042.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.