Finding the Fourth Proportional to 2,703,607.64, 3,730,979.71 and 1,479,920.14
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Solution
The fourth proportional to 2,703,607.64, 3,730,979.71 and 1,479,920.14 is: 2,042,290.43
Step by Step Solution
- Step 1: Write the proportion equation
2,703,607.64 : 3,730,979.71 = 1,479,920.14 : x - Step 2: Convert to fraction form
2,703,607.64/3,730,979.71 = 1,479,920.14/x - Step 3: Cross multiply
2,703,607.64x = 3,730,979.71 × 1,479,920.14 - Step 4: Simplify right side
2,703,607.64x = 5,521,552,002,456.05 - Step 5: Solve for x
x = 5,521,552,002,456.05/2,703,607.64 - Step 6: Final answer
x = 2,042,290.43
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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.