Finding the Fourth Proportional to 3,950,223.68, 5,925,137.28 and 1,391,565.44
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Solution
The fourth proportional to 3,950,223.68, 5,925,137.28 and 1,391,565.44 is: 2,087,278.32
Step by Step Solution
- Step 1: Write the proportion equation
3,950,223.68 : 5,925,137.28 = 1,391,565.44 : x - Step 2: Convert to fraction form
3,950,223.68/5,925,137.28 = 1,391,565.44/x - Step 3: Cross multiply
3,950,223.68x = 5,925,137.28 × 1,391,565.44 - Step 4: Simplify right side
3,950,223.68x = 8,245,216,266,103.60 - Step 5: Solve for x
x = 8,245,216,266,103.60/3,950,223.68 - Step 6: Final answer
x = 2,087,278.32
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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.