Finding the Fourth Proportional to 3,795,455.36, 5,237,211.12 and 2,267,238.08
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Solution
The fourth proportional to 3,795,455.36, 5,237,211.12 and 2,267,238.08 is: 3,128,479.55
Step by Step Solution
- Step 1: Write the proportion equation
3,795,455.36 : 5,237,211.12 = 2,267,238.08 : x - Step 2: Convert to fraction form
3,795,455.36/5,237,211.12 = 2,267,238.08/x - Step 3: Cross multiply
3,795,455.36x = 5,237,211.12 × 2,267,238.08 - Step 4: Simplify right side
3,795,455.36x = 11,874,004,484,263.45 - Step 5: Solve for x
x = 11,874,004,484,263.45/3,795,455.36 - Step 6: Final answer
x = 3,128,479.55
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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.