Finding the Fourth Proportional to 4,538,903.97, 6,263,646.99 and 2,473,919.43
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Solution
The fourth proportional to 4,538,903.97, 6,263,646.99 and 2,473,919.43 is: 3,413,986.75
Step by Step Solution
- Step 1: Write the proportion equation
4,538,903.97 : 6,263,646.99 = 2,473,919.43 : x - Step 2: Convert to fraction form
4,538,903.97/6,263,646.99 = 2,473,919.43/x - Step 3: Cross multiply
4,538,903.97x = 6,263,646.99 × 2,473,919.43 - Step 4: Simplify right side
4,538,903.97x = 15,495,758,007,604.95 - Step 5: Solve for x
x = 15,495,758,007,604.95/4,538,903.97 - Step 6: Final answer
x = 3,413,986.75
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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.