Finding the Fourth Proportional to 3,751,818.84, 5,177,528.08 and 2,032,938.88
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Solution
The fourth proportional to 3,751,818.84, 5,177,528.08 and 2,032,938.88 is: 2,805,465.45
Step by Step Solution
- Step 1: Write the proportion equation
3,751,818.84 : 5,177,528.08 = 2,032,938.88 : x - Step 2: Convert to fraction form
3,751,818.84/5,177,528.08 = 2,032,938.88/x - Step 3: Cross multiply
3,751,818.84x = 5,177,528.08 × 2,032,938.88 - Step 4: Simplify right side
3,751,818.84x = 10,525,598,136,123.75 - Step 5: Solve for x
x = 10,525,598,136,123.75/3,751,818.84 - Step 6: Final answer
x = 2,805,465.45
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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.