Finding the Fourth Proportional to 4,536,218.70, 6,804,328.10 and 1,170,425.70
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Solution
The fourth proportional to 4,536,218.70, 6,804,328.10 and 1,170,425.70 is: 1,755,638.56
Step by Step Solution
- Step 1: Write the proportion equation
4,536,218.70 : 6,804,328.10 = 1,170,425.70 : x - Step 2: Convert to fraction form
4,536,218.70/6,804,328.10 = 1,170,425.70/x - Step 3: Cross multiply
4,536,218.70x = 6,804,328.10 × 1,170,425.70 - Step 4: Simplify right side
4,536,218.70x = 7,963,960,473,620.04 - Step 5: Solve for x
x = 7,963,960,473,620.04/4,536,218.70 - Step 6: Final answer
x = 1,755,638.56
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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.