Finding the Fourth Proportional to 3,022,905.60, 4,171,582.08 and 1,664,749.44
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Solution
The fourth proportional to 3,022,905.60, 4,171,582.08 and 1,664,749.44 is: 2,297,339.00
Step by Step Solution
- Step 1: Write the proportion equation
3,022,905.60 : 4,171,582.08 = 1,664,749.44 : x - Step 2: Convert to fraction form
3,022,905.60/4,171,582.08 = 1,664,749.44/x - Step 3: Cross multiply
3,022,905.60x = 4,171,582.08 × 1,664,749.44 - Step 4: Simplify right side
3,022,905.60x = 6,944,638,931,594.04 - Step 5: Solve for x
x = 6,944,638,931,594.04/3,022,905.60 - Step 6: Final answer
x = 2,297,339.00
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1.5x scale
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.