Finding the Fourth Proportional to 2,203,906.68, 3,041,157.84 and 1,237,143.34
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Solution
The fourth proportional to 2,203,906.68, 3,041,157.84 and 1,237,143.34 is: 1,707,126.80
Step by Step Solution
- Step 1: Write the proportion equation
2,203,906.68 : 3,041,157.84 = 1,237,143.34 : x - Step 2: Convert to fraction form
2,203,906.68/3,041,157.84 = 1,237,143.34/x - Step 3: Cross multiply
2,203,906.68x = 3,041,157.84 × 1,237,143.34 - Step 4: Simplify right side
2,203,906.68x = 3,762,348,167,644.79 - Step 5: Solve for x
x = 3,762,348,167,644.79/2,203,906.68 - Step 6: Final answer
x = 1,707,126.80
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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.