Finding the Fourth Proportional to 2,877,860.49, 3,971,460.16 and 1,588,711.47
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Solution
The fourth proportional to 2,877,860.49, 3,971,460.16 and 1,588,711.47 is: 2,192,428.83
Step by Step Solution
- Step 1: Write the proportion equation
2,877,860.49 : 3,971,460.16 = 1,588,711.47 : x - Step 2: Convert to fraction form
2,877,860.49/3,971,460.16 = 1,588,711.47/x - Step 3: Cross multiply
2,877,860.49x = 3,971,460.16 × 1,588,711.47 - Step 4: Simplify right side
2,877,860.49x = 6,309,504,295,932.95 - Step 5: Solve for x
x = 6,309,504,295,932.95/2,877,860.49 - Step 6: Final answer
x = 2,192,428.83
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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.