Finding the Fourth Proportional to 2,919,737.24, 4,029,224.09 and 1,612,989.65
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Solution
The fourth proportional to 2,919,737.24, 4,029,224.09 and 1,612,989.65 is: 2,225,918.36
Step by Step Solution
- Step 1: Write the proportion equation
2,919,737.24 : 4,029,224.09 = 1,612,989.65 : x - Step 2: Convert to fraction form
2,919,737.24/4,029,224.09 = 1,612,989.65/x - Step 3: Cross multiply
2,919,737.24x = 4,029,224.09 × 1,612,989.65 - Step 4: Simplify right side
2,919,737.24x = 6,499,096,726,489.60 - Step 5: Solve for x
x = 6,499,096,726,489.60/2,919,737.24 - Step 6: Final answer
x = 2,225,918.36
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.