Finding the Fourth Proportional to 1,757,704.50, 2,425,891.05 and 1,113,184.62
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Solution
The fourth proportional to 1,757,704.50, 2,425,891.05 and 1,113,184.62 is: 1,536,358.70
Step by Step Solution
- Step 1: Write the proportion equation
1,757,704.50 : 2,425,891.05 = 1,113,184.62 : x - Step 2: Convert to fraction form
1,757,704.50/2,425,891.05 = 1,113,184.62/x - Step 3: Cross multiply
1,757,704.50x = 2,425,891.05 × 1,113,184.62 - Step 4: Simplify right side
1,757,704.50x = 2,700,464,606,655.65 - Step 5: Solve for x
x = 2,700,464,606,655.65/1,757,704.50 - Step 6: Final answer
x = 1,536,358.70
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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.