Finding the Fourth Proportional to 4,322,566.35, 6,484,170.29 and 1,289,693.07
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Solution
The fourth proportional to 4,322,566.35, 6,484,170.29 and 1,289,693.07 is: 1,934,635.31
Step by Step Solution
- Step 1: Write the proportion equation
4,322,566.35 : 6,484,170.29 = 1,289,693.07 : x - Step 2: Convert to fraction form
4,322,566.35/6,484,170.29 = 1,289,693.07/x - Step 3: Cross multiply
4,322,566.35x = 6,484,170.29 × 1,289,693.07 - Step 4: Simplify right side
4,322,566.35x = 8,362,589,481,264.43 - Step 5: Solve for x
x = 8,362,589,481,264.43/4,322,566.35 - Step 6: Final answer
x = 1,934,635.31
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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.