Finding the Fourth Proportional to 4,654,911.51, 6,423,020.85 and 2,589,874.02
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Solution
The fourth proportional to 4,654,911.51, 6,423,020.85 and 2,589,874.02 is: 3,573,604.95
Step by Step Solution
- Step 1: Write the proportion equation
4,654,911.51 : 6,423,020.85 = 2,589,874.02 : x - Step 2: Convert to fraction form
4,654,911.51/6,423,020.85 = 2,589,874.02/x - Step 3: Cross multiply
4,654,911.51x = 6,423,020.85 × 2,589,874.02 - Step 4: Simplify right side
4,654,911.51x = 16,634,814,829,333.32 - Step 5: Solve for x
x = 16,634,814,829,333.32/4,654,911.51 - Step 6: Final answer
x = 3,573,604.95
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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.