Finding the Fourth Proportional to 4,813,522.80, 6,642,244.44 and 2,748,528.24
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Solution
The fourth proportional to 4,813,522.80, 6,642,244.44 and 2,748,528.24 is: 3,792,730.85
Step by Step Solution
- Step 1: Write the proportion equation
4,813,522.80 : 6,642,244.44 = 2,748,528.24 : x - Step 2: Convert to fraction form
4,813,522.80/6,642,244.44 = 2,748,528.24/x - Step 3: Cross multiply
4,813,522.80x = 6,642,244.44 × 2,748,528.24 - Step 4: Simplify right side
4,813,522.80x = 18,256,396,420,322.99 - Step 5: Solve for x
x = 18,256,396,420,322.99/4,813,522.80 - Step 6: Final answer
x = 3,792,730.85
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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.