Finding the Fourth Proportional to 4,102,054.84, 5,660,949.90 and 2,266,631.92
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Solution
The fourth proportional to 4,102,054.84, 5,660,949.90 and 2,266,631.92 is: 3,128,015.16
Step by Step Solution
- Step 1: Write the proportion equation
4,102,054.84 : 5,660,949.90 = 2,266,631.92 : x - Step 2: Convert to fraction form
4,102,054.84/5,660,949.90 = 2,266,631.92/x - Step 3: Cross multiply
4,102,054.84x = 5,660,949.90 × 2,266,631.92 - Step 4: Simplify right side
4,102,054.84x = 12,831,289,740,860.81 - Step 5: Solve for x
x = 12,831,289,740,860.81/4,102,054.84 - Step 6: Final answer
x = 3,128,015.16
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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.