Finding the Fourth Proportional to 1,983,394.98, 2,737,103.13 and 1,077,979.14
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Solution
The fourth proportional to 1,983,394.98, 2,737,103.13 and 1,077,979.14 is: 1,487,621.03
Step by Step Solution
- Step 1: Write the proportion equation
1,983,394.98 : 2,737,103.13 = 1,077,979.14 : x - Step 2: Convert to fraction form
1,983,394.98/2,737,103.13 = 1,077,979.14/x - Step 3: Cross multiply
1,983,394.98x = 2,737,103.13 × 1,077,979.14 - Step 4: Simplify right side
1,983,394.98x = 2,950,540,078,168.71 - Step 5: Solve for x
x = 2,950,540,078,168.71/1,983,394.98 - Step 6: Final answer
x = 1,487,621.03
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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.