Finding the Fourth Proportional to 3,531,347.68, 4,872,922.68 and 1,982,254.36
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Solution
The fourth proportional to 3,531,347.68, 4,872,922.68 and 1,982,254.36 is: 2,735,321.78
Step by Step Solution
- Step 1: Write the proportion equation
3,531,347.68 : 4,872,922.68 = 1,982,254.36 : x - Step 2: Convert to fraction form
3,531,347.68/4,872,922.68 = 1,982,254.36/x - Step 3: Cross multiply
3,531,347.68x = 4,872,922.68 × 1,982,254.36 - Step 4: Simplify right side
3,531,347.68x = 9,659,372,228,372.89 - Step 5: Solve for x
x = 9,659,372,228,372.89/3,531,347.68 - Step 6: Final answer
x = 2,735,321.78
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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.