Finding the Fourth Proportional to 2,288,607.50, 3,158,282.30 and 1,256,122.08
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Solution
The fourth proportional to 2,288,607.50, 3,158,282.30 and 1,256,122.08 is: 1,733,450.63
Step by Step Solution
- Step 1: Write the proportion equation
2,288,607.50 : 3,158,282.30 = 1,256,122.08 : x - Step 2: Convert to fraction form
2,288,607.50/3,158,282.30 = 1,256,122.08/x - Step 3: Cross multiply
2,288,607.50x = 3,158,282.30 × 1,256,122.08 - Step 4: Simplify right side
2,288,607.50x = 3,967,188,125,622.57 - Step 5: Solve for x
x = 3,967,188,125,622.57/2,288,607.50 - Step 6: Final answer
x = 1,733,450.63
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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.