Finding the Fourth Proportional to 4,349,106.56, 6,523,618.20 and 2,643,720.80
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Solution
The fourth proportional to 4,349,106.56, 6,523,618.20 and 2,643,720.80 is: 3,965,555.89
Step by Step Solution
- Step 1: Write the proportion equation
4,349,106.56 : 6,523,618.20 = 2,643,720.80 : x - Step 2: Convert to fraction form
4,349,106.56/6,523,618.20 = 2,643,720.80/x - Step 3: Cross multiply
4,349,106.56x = 6,523,618.20 × 2,643,720.80 - Step 4: Simplify right side
4,349,106.56x = 17,246,625,126,598.56 - Step 5: Solve for x
x = 17,246,625,126,598.56/4,349,106.56 - Step 6: Final answer
x = 3,965,555.89
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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.