Finding the Fourth Proportional to 4,214,496.16, 6,321,760.64 and 1,019,617.20
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Solution
The fourth proportional to 4,214,496.16, 6,321,760.64 and 1,019,617.20 is: 1,529,429.77
Step by Step Solution
- Step 1: Write the proportion equation
4,214,496.16 : 6,321,760.64 = 1,019,617.20 : x - Step 2: Convert to fraction form
4,214,496.16/6,321,760.64 = 1,019,617.20/x - Step 3: Cross multiply
4,214,496.16x = 6,321,760.64 × 1,019,617.20 - Step 4: Simplify right side
4,214,496.16x = 6,445,775,882,827.01 - Step 5: Solve for x
x = 6,445,775,882,827.01/4,214,496.16 - Step 6: Final answer
x = 1,529,429.77
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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.