Finding the Fourth Proportional to 2,811,340.18, 4,217,422.44 and 891,611.14
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Solution
The fourth proportional to 2,811,340.18, 4,217,422.44 and 891,611.14 is: 1,337,547.43
Step by Step Solution
- Step 1: Write the proportion equation
2,811,340.18 : 4,217,422.44 = 891,611.14 : x - Step 2: Convert to fraction form
2,811,340.18/4,217,422.44 = 891,611.14/x - Step 3: Cross multiply
2,811,340.18x = 4,217,422.44 × 891,611.14 - Step 4: Simplify right side
2,811,340.18x = 3,760,300,829,589.98 - Step 5: Solve for x
x = 3,760,300,829,589.98/2,811,340.18 - Step 6: Final answer
x = 1,337,547.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.