Finding the Fourth Proportional to 4,479,468.12, 6,708,739.44 and 4,117,756.10
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Solution
The fourth proportional to 4,479,468.12, 6,708,739.44 and 4,117,756.10 is: 6,167,016.26
Step by Step Solution
- Step 1: Write the proportion equation
4,479,468.12 : 6,708,739.44 = 4,117,756.10 : x - Step 2: Convert to fraction form
4,479,468.12/6,708,739.44 = 4,117,756.10/x - Step 3: Cross multiply
4,479,468.12x = 6,708,739.44 × 4,117,756.10 - Step 4: Simplify right side
4,479,468.12x = 27,624,952,734,268.47 - Step 5: Solve for x
x = 27,624,952,734,268.47/4,479,468.12 - Step 6: Final answer
x = 6,167,016.26
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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.