Finding the Fourth Proportional to 4,162,652.67, 6,243,120.91 and 1,602,989.09
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Solution
The fourth proportional to 4,162,652.67, 6,243,120.91 and 1,602,989.09 is: 2,404,153.19
Step by Step Solution
- Step 1: Write the proportion equation
4,162,652.67 : 6,243,120.91 = 1,602,989.09 : x - Step 2: Convert to fraction form
4,162,652.67/6,243,120.91 = 1,602,989.09/x - Step 3: Cross multiply
4,162,652.67x = 6,243,120.91 × 1,602,989.09 - Step 4: Simplify right side
4,162,652.67x = 10,007,654,706,280.87 - Step 5: Solve for x
x = 10,007,654,706,280.87/4,162,652.67 - Step 6: Final answer
x = 2,404,153.19
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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.