Finding the Fourth Proportional to 2,581,313.03, 3,565,854.65 and 2,068,473.68
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Solution
The fourth proportional to 2,581,313.03, 3,565,854.65 and 2,068,473.68 is: 2,857,412.64
Step by Step Solution
- Step 1: Write the proportion equation
2,581,313.03 : 3,565,854.65 = 2,068,473.68 : x - Step 2: Convert to fraction form
2,581,313.03/3,565,854.65 = 2,068,473.68/x - Step 3: Cross multiply
2,581,313.03x = 3,565,854.65 × 2,068,473.68 - Step 4: Simplify right side
2,581,313.03x = 7,375,876,479,309.31 - Step 5: Solve for x
x = 7,375,876,479,309.31/2,581,313.03 - Step 6: Final answer
x = 2,857,412.64
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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.