Finding the Fourth Proportional to 4,289,168.19, 6,434,997.54 and 1,729,061.94
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Solution
The fourth proportional to 4,289,168.19, 6,434,997.54 and 1,729,061.94 is: 2,594,094.90
Step by Step Solution
- Step 1: Write the proportion equation
4,289,168.19 : 6,434,997.54 = 1,729,061.94 : x - Step 2: Convert to fraction form
4,289,168.19/6,434,997.54 = 1,729,061.94/x - Step 3: Cross multiply
4,289,168.19x = 6,434,997.54 × 1,729,061.94 - Step 4: Simplify right side
4,289,168.19x = 11,126,509,330,407.63 - Step 5: Solve for x
x = 11,126,509,330,407.63/4,289,168.19 - Step 6: Final answer
x = 2,594,094.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.