Finding the Fourth Proportional to 4,618,264.16, 6,926,346.48 and 2,220,874.76
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Solution
The fourth proportional to 4,618,264.16, 6,926,346.48 and 2,220,874.76 is: 3,330,807.32
Step by Step Solution
- Step 1: Write the proportion equation
4,618,264.16 : 6,926,346.48 = 2,220,874.76 : x - Step 2: Convert to fraction form
4,618,264.16/6,926,346.48 = 2,220,874.76/x - Step 3: Cross multiply
4,618,264.16x = 6,926,346.48 × 2,220,874.76 - Step 4: Simplify right side
4,618,264.16x = 15,382,548,076,446.84 - Step 5: Solve for x
x = 15,382,548,076,446.84/4,618,264.16 - Step 6: Final answer
x = 3,330,807.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.