Finding the Fourth Proportional to 4,961,390.42, 6,846,250.81 and 2,785,508.58
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Solution
The fourth proportional to 4,961,390.42, 6,846,250.81 and 2,785,508.58 is: 3,843,739.11
Step by Step Solution
- Step 1: Write the proportion equation
4,961,390.42 : 6,846,250.81 = 2,785,508.58 : x - Step 2: Convert to fraction form
4,961,390.42/6,846,250.81 = 2,785,508.58/x - Step 3: Cross multiply
4,961,390.42x = 6,846,250.81 × 2,785,508.58 - Step 4: Simplify right side
4,961,390.42x = 19,070,290,365,123.18 - Step 5: Solve for x
x = 19,070,290,365,123.18/4,961,390.42 - Step 6: Final answer
x = 3,843,739.11
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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.