Finding the Fourth Proportional to 2,877,816.17, 3,971,282.24 and 1,588,628.88
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Solution
The fourth proportional to 2,877,816.17, 3,971,282.24 and 1,588,628.88 is: 2,192,250.40
Step by Step Solution
- Step 1: Write the proportion equation
2,877,816.17 : 3,971,282.24 = 1,588,628.88 : x - Step 2: Convert to fraction form
2,877,816.17/3,971,282.24 = 1,588,628.88/x - Step 3: Cross multiply
2,877,816.17x = 3,971,282.24 × 1,588,628.88 - Step 4: Simplify right side
2,877,816.17x = 6,308,893,649,151.95 - Step 5: Solve for x
x = 6,308,893,649,151.95/2,877,816.17 - Step 6: Final answer
x = 2,192,250.40
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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.