Finding the Fourth Proportional to 5,508,710.34, 7,601,416.62 and 3,185,251.26
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Solution
The fourth proportional to 5,508,710.34, 7,601,416.62 and 3,185,251.26 is: 4,395,297.70
Step by Step Solution
- Step 1: Write the proportion equation
5,508,710.34 : 7,601,416.62 = 3,185,251.26 : x - Step 2: Convert to fraction form
5,508,710.34/7,601,416.62 = 3,185,251.26/x - Step 3: Cross multiply
5,508,710.34x = 7,601,416.62 × 3,185,251.26 - Step 4: Simplify right side
5,508,710.34x = 24,212,421,866,639.94 - Step 5: Solve for x
x = 24,212,421,866,639.94/5,508,710.34 - Step 6: Final answer
x = 4,395,297.70
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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.