Finding the Fourth Proportional to 2,367,390.24, 3,266,998.65 and 1,279,658.25
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Solution
The fourth proportional to 2,367,390.24, 3,266,998.65 and 1,279,658.25 is: 1,765,928.45
Step by Step Solution
- Step 1: Write the proportion equation
2,367,390.24 : 3,266,998.65 = 1,279,658.25 : x - Step 2: Convert to fraction form
2,367,390.24/3,266,998.65 = 1,279,658.25/x - Step 3: Cross multiply
2,367,390.24x = 3,266,998.65 × 1,279,658.25 - Step 4: Simplify right side
2,367,390.24x = 4,180,641,775,211.36 - Step 5: Solve for x
x = 4,180,641,775,211.36/2,367,390.24 - Step 6: Final answer
x = 1,765,928.45
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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.