Finding the Fourth Proportional to 2,435,685.49, 3,654,339.62 and 816,614.53
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Solution
The fourth proportional to 2,435,685.49, 3,654,339.62 and 816,614.53 is: 1,225,193.83
Step by Step Solution
- Step 1: Write the proportion equation
2,435,685.49 : 3,654,339.62 = 816,614.53 : x - Step 2: Convert to fraction form
2,435,685.49/3,654,339.62 = 816,614.53/x - Step 3: Cross multiply
2,435,685.49x = 3,654,339.62 × 816,614.53 - Step 4: Simplify right side
2,435,685.49x = 2,984,186,831,246.68 - Step 5: Solve for x
x = 2,984,186,831,246.68/2,435,685.49 - Step 6: Final answer
x = 1,225,193.83
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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.