Finding the Fourth Proportional to 1,763,425.99, 2,642,926.17 and 953,778.09
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Solution
The fourth proportional to 1,763,425.99, 2,642,926.17 and 953,778.09 is: 1,429,470.29
Step by Step Solution
- Step 1: Write the proportion equation
1,763,425.99 : 2,642,926.17 = 953,778.09 : x - Step 2: Convert to fraction form
1,763,425.99/2,642,926.17 = 953,778.09/x - Step 3: Cross multiply
1,763,425.99x = 2,642,926.17 × 953,778.09 - Step 4: Simplify right side
1,763,425.99x = 2,520,765,067,689.80 - Step 5: Solve for x
x = 2,520,765,067,689.80/1,763,425.99 - Step 6: Final answer
x = 1,429,470.29
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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.