Finding the Fourth Proportional to 3,909,176.32, 5,863,539.84 and 2,321,822.08
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Solution
The fourth proportional to 3,909,176.32, 5,863,539.84 and 2,321,822.08 is: 3,482,599.70
Step by Step Solution
- Step 1: Write the proportion equation
3,909,176.32 : 5,863,539.84 = 2,321,822.08 : x - Step 2: Convert to fraction form
3,909,176.32/5,863,539.84 = 2,321,822.08/x - Step 3: Cross multiply
3,909,176.32x = 5,863,539.84 × 2,321,822.08 - Step 4: Simplify right side
3,909,176.32x = 13,614,096,267,471.67 - Step 5: Solve for x
x = 13,614,096,267,471.67/3,909,176.32 - Step 6: Final answer
x = 3,482,599.70
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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.