Finding the Fourth Proportional to 2,844,625.75, 3,924,826.66 and 1,620,905.19
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Solution
The fourth proportional to 2,844,625.75, 3,924,826.66 and 1,620,905.19 is: 2,236,417.88
Step by Step Solution
- Step 1: Write the proportion equation
2,844,625.75 : 3,924,826.66 = 1,620,905.19 : x - Step 2: Convert to fraction form
2,844,625.75/3,924,826.66 = 1,620,905.19/x - Step 3: Cross multiply
2,844,625.75x = 3,924,826.66 × 1,620,905.19 - Step 4: Simplify right side
2,844,625.75x = 6,361,771,890,352.40 - Step 5: Solve for x
x = 6,361,771,890,352.40/2,844,625.75 - Step 6: Final answer
x = 2,236,417.88
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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.