Finding the Fourth Proportional to 2,363,204.76, 3,261,205.98 and 1,290,116.76
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Solution
The fourth proportional to 2,363,204.76, 3,261,205.98 and 1,290,116.76 is: 1,780,352.07
Step by Step Solution
- Step 1: Write the proportion equation
2,363,204.76 : 3,261,205.98 = 1,290,116.76 : x - Step 2: Convert to fraction form
2,363,204.76/3,261,205.98 = 1,290,116.76/x - Step 3: Cross multiply
2,363,204.76x = 3,261,205.98 × 1,290,116.76 - Step 4: Simplify right side
2,363,204.76x = 4,207,336,492,610.22 - Step 5: Solve for x
x = 4,207,336,492,610.22/2,363,204.76 - Step 6: Final answer
x = 1,780,352.07
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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.