Finding the Fourth Proportional to 3,298,765.10, 4,549,596.84 and 2,321,937.81
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Solution
The fourth proportional to 3,298,765.10, 4,549,596.84 and 2,321,937.81 is: 3,202,374.41
Step by Step Solution
- Step 1: Write the proportion equation
3,298,765.10 : 4,549,596.84 = 2,321,937.81 : x - Step 2: Convert to fraction form
3,298,765.10/4,549,596.84 = 2,321,937.81/x - Step 3: Cross multiply
3,298,765.10x = 4,549,596.84 × 2,321,937.81 - Step 4: Simplify right side
3,298,765.10x = 10,563,880,923,052.52 - Step 5: Solve for x
x = 10,563,880,923,052.52/3,298,765.10 - Step 6: Final answer
x = 3,202,374.41
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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.