Finding the Fourth Proportional to 2,262,226.64, 3,121,932.36 and 1,243,657.04
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Solution
The fourth proportional to 2,262,226.64, 3,121,932.36 and 1,243,657.04 is: 1,716,279.48
Step by Step Solution
- Step 1: Write the proportion equation
2,262,226.64 : 3,121,932.36 = 1,243,657.04 : x - Step 2: Convert to fraction form
2,262,226.64/3,121,932.36 = 1,243,657.04/x - Step 3: Cross multiply
2,262,226.64x = 3,121,932.36 × 1,243,657.04 - Step 4: Simplify right side
2,262,226.64x = 3,882,613,157,917.81 - Step 5: Solve for x
x = 3,882,613,157,917.81/2,262,226.64 - Step 6: Final answer
x = 1,716,279.48
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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.