Finding the Fourth Proportional to 4,011,489.48, 5,535,822.48 and 2,175,943.08
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Solution
The fourth proportional to 4,011,489.48, 5,535,822.48 and 2,175,943.08 is: 3,002,783.55
Step by Step Solution
- Step 1: Write the proportion equation
4,011,489.48 : 5,535,822.48 = 2,175,943.08 : x - Step 2: Convert to fraction form
4,011,489.48/5,535,822.48 = 2,175,943.08/x - Step 3: Cross multiply
4,011,489.48x = 5,535,822.48 × 2,175,943.08 - Step 4: Simplify right side
4,011,489.48x = 12,045,634,617,464.44 - Step 5: Solve for x
x = 12,045,634,617,464.44/4,011,489.48 - Step 6: Final answer
x = 3,002,783.55
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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.