Finding the Fourth Proportional to 3,677,936.22, 5,506,275.42 and 2,331,619.02
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Solution
The fourth proportional to 3,677,936.22, 5,506,275.42 and 2,331,619.02 is: 3,490,690.36
Step by Step Solution
- Step 1: Write the proportion equation
3,677,936.22 : 5,506,275.42 = 2,331,619.02 : x - Step 2: Convert to fraction form
3,677,936.22/5,506,275.42 = 2,331,619.02/x - Step 3: Cross multiply
3,677,936.22x = 5,506,275.42 × 2,331,619.02 - Step 4: Simplify right side
3,677,936.22x = 12,838,536,498,630.49 - Step 5: Solve for x
x = 12,838,536,498,630.49/3,677,936.22 - Step 6: Final answer
x = 3,490,690.36
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.