Finding the Fourth Proportional to 4,126,832.66, 5,695,206.95 and 2,291,291.03
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Solution
The fourth proportional to 4,126,832.66, 5,695,206.95 and 2,291,291.03 is: 3,162,080.39
Step by Step Solution
- Step 1: Write the proportion equation
4,126,832.66 : 5,695,206.95 = 2,291,291.03 : x - Step 2: Convert to fraction form
4,126,832.66/5,695,206.95 = 2,291,291.03/x - Step 3: Cross multiply
4,126,832.66x = 5,695,206.95 × 2,291,291.03 - Step 4: Simplify right side
4,126,832.66x = 13,049,376,618,494.90 - Step 5: Solve for x
x = 13,049,376,618,494.90/4,126,832.66 - Step 6: Final answer
x = 3,162,080.39
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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.