Finding the Fourth Proportional to 2,877,622.48, 3,971,097.12 and 1,588,463.74
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Solution
The fourth proportional to 2,877,622.48, 3,971,097.12 and 1,588,463.74 is: 2,192,067.87
Step by Step Solution
- Step 1: Write the proportion equation
2,877,622.48 : 3,971,097.12 = 1,588,463.74 : x - Step 2: Convert to fraction form
2,877,622.48/3,971,097.12 = 1,588,463.74/x - Step 3: Cross multiply
2,877,622.48x = 3,971,097.12 × 1,588,463.74 - Step 4: Simplify right side
2,877,622.48x = 6,307,943,783,138.43 - Step 5: Solve for x
x = 6,307,943,783,138.43/2,877,622.48 - Step 6: Final answer
x = 2,192,067.87
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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.