Finding the Fourth Proportional to 3,523,518.21, 4,864,797.68 and 2,706,260.91
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Solution
The fourth proportional to 3,523,518.21, 4,864,797.68 and 2,706,260.91 is: 3,736,439.26
Step by Step Solution
- Step 1: Write the proportion equation
3,523,518.21 : 4,864,797.68 = 2,706,260.91 : x - Step 2: Convert to fraction form
3,523,518.21/4,864,797.68 = 2,706,260.91/x - Step 3: Cross multiply
3,523,518.21x = 4,864,797.68 × 2,706,260.91 - Step 4: Simplify right side
3,523,518.21x = 13,165,411,782,911.38 - Step 5: Solve for x
x = 13,165,411,782,911.38/3,523,518.21 - Step 6: Final answer
x = 3,736,439.26
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1.5x scale
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.