Finding the Fourth Proportional to 5,685,022.08, 7,846,130.58 and 3,619,377.79
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Solution
The fourth proportional to 5,685,022.08, 7,846,130.58 and 3,619,377.79 is: 4,995,250.74
Step by Step Solution
- Step 1: Write the proportion equation
5,685,022.08 : 7,846,130.58 = 3,619,377.79 : x - Step 2: Convert to fraction form
5,685,022.08/7,846,130.58 = 3,619,377.79/x - Step 3: Cross multiply
5,685,022.08x = 7,846,130.58 × 3,619,377.79 - Step 4: Simplify right side
5,685,022.08x = 28,398,110,758,691.82 - Step 5: Solve for x
x = 28,398,110,758,691.82/5,685,022.08 - Step 6: Final answer
x = 4,995,250.74
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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.