Finding the Fourth Proportional to 1,676,242.71, 2,514,447.09 and 478,341.54
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Solution
The fourth proportional to 1,676,242.71, 2,514,447.09 and 478,341.54 is: 717,536.00
Step by Step Solution
- Step 1: Write the proportion equation
1,676,242.71 : 2,514,447.09 = 478,341.54 : x - Step 2: Convert to fraction form
1,676,242.71/2,514,447.09 = 478,341.54/x - Step 3: Cross multiply
1,676,242.71x = 2,514,447.09 × 478,341.54 - Step 4: Simplify right side
1,676,242.71x = 1,202,764,493,279.12 - Step 5: Solve for x
x = 1,202,764,493,279.12/1,676,242.71 - Step 6: Final answer
x = 717,536.00
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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.