Finding the Fourth Proportional to 2,814,771.92, 3,884,744.98 and 1,574,451.18
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Solution
The fourth proportional to 2,814,771.92, 3,884,744.98 and 1,574,451.18 is: 2,172,943.84
Step by Step Solution
- Step 1: Write the proportion equation
2,814,771.92 : 3,884,744.98 = 1,574,451.18 : x - Step 2: Convert to fraction form
2,814,771.92/3,884,744.98 = 1,574,451.18/x - Step 3: Cross multiply
2,814,771.92x = 3,884,744.98 × 1,574,451.18 - Step 4: Simplify right side
2,814,771.92x = 6,116,341,317,760.08 - Step 5: Solve for x
x = 6,116,341,317,760.08/2,814,771.92 - Step 6: Final answer
x = 2,172,943.84
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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.