Finding the Fourth Proportional to 3,567,732.79, 4,923,484.14 and 1,936,139.80
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Solution
The fourth proportional to 3,567,732.79, 4,923,484.14 and 1,936,139.80 is: 2,671,879.92
Step by Step Solution
- Step 1: Write the proportion equation
3,567,732.79 : 4,923,484.14 = 1,936,139.80 : x - Step 2: Convert to fraction form
3,567,732.79/4,923,484.14 = 1,936,139.80/x - Step 3: Cross multiply
3,567,732.79x = 4,923,484.14 × 1,936,139.80 - Step 4: Simplify right side
3,567,732.79x = 9,532,553,598,122.77 - Step 5: Solve for x
x = 9,532,553,598,122.77/3,567,732.79 - Step 6: Final answer
x = 2,671,879.92
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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.