Finding the Fourth Proportional to 3,548,506.91, 4,896,934.71 and 2,020,614.03
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Solution
The fourth proportional to 3,548,506.91, 4,896,934.71 and 2,020,614.03 is: 2,788,444.62
Step by Step Solution
- Step 1: Write the proportion equation
3,548,506.91 : 4,896,934.71 = 2,020,614.03 : x - Step 2: Convert to fraction form
3,548,506.91/4,896,934.71 = 2,020,614.03/x - Step 3: Cross multiply
3,548,506.91x = 4,896,934.71 × 2,020,614.03 - Step 4: Simplify right side
3,548,506.91x = 9,894,814,979,019.98 - Step 5: Solve for x
x = 9,894,814,979,019.98/3,548,506.91 - Step 6: Final answer
x = 2,788,444.62
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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.