Finding the Fourth Proportional to 1,660,872.28, 2,292,003.64 and 896,925.84
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Solution
The fourth proportional to 1,660,872.28, 2,292,003.64 and 896,925.84 is: 1,237,757.60
Step by Step Solution
- Step 1: Write the proportion equation
1,660,872.28 : 2,292,003.64 = 896,925.84 : x - Step 2: Convert to fraction form
1,660,872.28/2,292,003.64 = 896,925.84/x - Step 3: Cross multiply
1,660,872.28x = 2,292,003.64 × 896,925.84 - Step 4: Simplify right side
1,660,872.28x = 2,055,757,290,090.06 - Step 5: Solve for x
x = 2,055,757,290,090.06/1,660,872.28 - Step 6: Final answer
x = 1,237,757.60
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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.