Finding the Fourth Proportional to 4,129,362.27, 5,698,679.90 and 2,293,959.92
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Solution
The fourth proportional to 4,129,362.27, 5,698,679.90 and 2,293,959.92 is: 3,165,753.55
Step by Step Solution
- Step 1: Write the proportion equation
4,129,362.27 : 5,698,679.90 = 2,293,959.92 : x - Step 2: Convert to fraction form
4,129,362.27/5,698,679.90 = 2,293,959.92/x - Step 3: Cross multiply
4,129,362.27x = 5,698,679.90 × 2,293,959.92 - Step 4: Simplify right side
4,129,362.27x = 13,072,543,247,546.41 - Step 5: Solve for x
x = 13,072,543,247,546.41/4,129,362.27 - Step 6: Final answer
x = 3,165,753.55
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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.