Finding the Fourth Proportional to 4,509,753.20, 6,223,713.68 and 2,675,297.60
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Solution
The fourth proportional to 4,509,753.20, 6,223,713.68 and 2,675,297.60 is: 3,692,061.52
Step by Step Solution
- Step 1: Write the proportion equation
4,509,753.20 : 6,223,713.68 = 2,675,297.60 : x - Step 2: Convert to fraction form
4,509,753.20/6,223,713.68 = 2,675,297.60/x - Step 3: Cross multiply
4,509,753.20x = 6,223,713.68 × 2,675,297.60 - Step 4: Simplify right side
4,509,753.20x = 16,650,286,271,191.17 - Step 5: Solve for x
x = 16,650,286,271,191.17/4,509,753.20 - Step 6: Final answer
x = 3,692,061.52
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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.