Finding the Fourth Proportional to 2,683,586.79, 4,024,928.21 and 764,363.07
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Solution
The fourth proportional to 2,683,586.79, 4,024,928.21 and 764,363.07 is: 1,146,415.87
Step by Step Solution
- Step 1: Write the proportion equation
2,683,586.79 : 4,024,928.21 = 764,363.07 : x - Step 2: Convert to fraction form
2,683,586.79/4,024,928.21 = 764,363.07/x - Step 3: Cross multiply
2,683,586.79x = 4,024,928.21 × 764,363.07 - Step 4: Simplify right side
2,683,586.79x = 3,076,506,479,303.39 - Step 5: Solve for x
x = 3,076,506,479,303.39/2,683,586.79 - Step 6: Final answer
x = 1,146,415.87
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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.