Finding the Fourth Proportional to 3,556,752.98, 5,335,121.57 and 2,748,313.04
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Solution
The fourth proportional to 3,556,752.98, 5,335,121.57 and 2,748,313.04 is: 4,122,463.45
Step by Step Solution
- Step 1: Write the proportion equation
3,556,752.98 : 5,335,121.57 = 2,748,313.04 : x - Step 2: Convert to fraction form
3,556,752.98/5,335,121.57 = 2,748,313.04/x - Step 3: Cross multiply
3,556,752.98x = 5,335,121.57 × 2,748,313.04 - Step 4: Simplify right side
3,556,752.98x = 14,662,584,140,399.10 - Step 5: Solve for x
x = 14,662,584,140,399.10/3,556,752.98 - Step 6: Final answer
x = 4,122,463.45
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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.