Finding the Fourth Proportional to 2,777,317.23, 4,161,900.09 and 1,565,253.48
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Solution
The fourth proportional to 2,777,317.23, 4,161,900.09 and 1,565,253.48 is: 2,345,583.19
Step by Step Solution
- Step 1: Write the proportion equation
2,777,317.23 : 4,161,900.09 = 1,565,253.48 : x - Step 2: Convert to fraction form
2,777,317.23/4,161,900.09 = 1,565,253.48/x - Step 3: Cross multiply
2,777,317.23x = 4,161,900.09 × 1,565,253.48 - Step 4: Simplify right side
2,777,317.23x = 6,514,428,599,284.81 - Step 5: Solve for x
x = 6,514,428,599,284.81/2,777,317.23 - Step 6: Final answer
x = 2,345,583.19
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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.