Finding the Fourth Proportional to 1,839,557.97, 2,537,157.47 and 1,568,525.49
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Solution
The fourth proportional to 1,839,557.97, 2,537,157.47 and 1,568,525.49 is: 2,163,343.71
Step by Step Solution
- Step 1: Write the proportion equation
1,839,557.97 : 2,537,157.47 = 1,568,525.49 : x - Step 2: Convert to fraction form
1,839,557.97/2,537,157.47 = 1,568,525.49/x - Step 3: Cross multiply
1,839,557.97x = 2,537,157.47 × 1,568,525.49 - Step 4: Simplify right side
1,839,557.97x = 3,979,596,155,996.28 - Step 5: Solve for x
x = 3,979,596,155,996.28/1,839,557.97 - Step 6: Final answer
x = 2,163,343.71
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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.