Finding the Fourth Proportional to 4,116,251.80, 6,174,377.70 and 1,124,435.80
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Solution
The fourth proportional to 4,116,251.80, 6,174,377.70 and 1,124,435.80 is: 1,686,653.70
Step by Step Solution
- Step 1: Write the proportion equation
4,116,251.80 : 6,174,377.70 = 1,124,435.80 : x - Step 2: Convert to fraction form
4,116,251.80/6,174,377.70 = 1,124,435.80/x - Step 3: Cross multiply
4,116,251.80x = 6,174,377.70 × 1,124,435.80 - Step 4: Simplify right side
4,116,251.80x = 6,942,691,328,601.66 - Step 5: Solve for x
x = 6,942,691,328,601.66/4,116,251.80 - Step 6: Final answer
x = 1,686,653.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.