Finding the Fourth Proportional to 4,026,404.62, 5,554,320.96 and 2,393,650.56
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Solution
The fourth proportional to 4,026,404.62, 5,554,320.96 and 2,393,650.56 is: 3,301,978.99
Step by Step Solution
- Step 1: Write the proportion equation
4,026,404.62 : 5,554,320.96 = 2,393,650.56 : x - Step 2: Convert to fraction form
4,026,404.62/5,554,320.96 = 2,393,650.56/x - Step 3: Cross multiply
4,026,404.62x = 5,554,320.96 × 2,393,650.56 - Step 4: Simplify right side
4,026,404.62x = 13,295,103,476,323.74 - Step 5: Solve for x
x = 13,295,103,476,323.74/4,026,404.62 - Step 6: Final answer
x = 3,301,978.99
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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.