Finding the Fourth Proportional to 1,651,451.98, 2,279,022.86 and 916,421.34
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Solution
The fourth proportional to 1,651,451.98, 2,279,022.86 and 916,421.34 is: 1,264,672.06
Step by Step Solution
- Step 1: Write the proportion equation
1,651,451.98 : 2,279,022.86 = 916,421.34 : x - Step 2: Convert to fraction form
1,651,451.98/2,279,022.86 = 916,421.34/x - Step 3: Cross multiply
1,651,451.98x = 2,279,022.86 × 916,421.34 - Step 4: Simplify right side
1,651,451.98x = 2,088,545,183,251.83 - Step 5: Solve for x
x = 2,088,545,183,251.83/1,651,451.98 - Step 6: Final answer
x = 1,264,672.06
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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.