Finding the Fourth Proportional to 3,226,822.92, 4,452,846.41 and 1,776,235.03
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Solution
The fourth proportional to 3,226,822.92, 4,452,846.41 and 1,776,235.03 is: 2,451,111.19
Step by Step Solution
- Step 1: Write the proportion equation
3,226,822.92 : 4,452,846.41 = 1,776,235.03 : x - Step 2: Convert to fraction form
3,226,822.92/4,452,846.41 = 1,776,235.03/x - Step 3: Cross multiply
3,226,822.92x = 4,452,846.41 × 1,776,235.03 - Step 4: Simplify right side
3,226,822.92x = 7,909,301,769,960.21 - Step 5: Solve for x
x = 7,909,301,769,960.21/3,226,822.92 - Step 6: Final answer
x = 2,451,111.19
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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.