Finding the Fourth Proportional to 1,983,708.14, 2,737,519.02 and 1,078,290.14
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Solution
The fourth proportional to 1,983,708.14, 2,737,519.02 and 1,078,290.14 is: 1,488,041.36
Step by Step Solution
- Step 1: Write the proportion equation
1,983,708.14 : 2,737,519.02 = 1,078,290.14 : x - Step 2: Convert to fraction form
1,983,708.14/2,737,519.02 = 1,078,290.14/x - Step 3: Cross multiply
1,983,708.14x = 2,737,519.02 × 1,078,290.14 - Step 4: Simplify right side
1,983,708.14x = 2,951,839,767,328.46 - Step 5: Solve for x
x = 2,951,839,767,328.46/1,983,708.14 - Step 6: Final answer
x = 1,488,041.36
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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.