Finding the Fourth Proportional to 1,438,226.08, 1,984,864.03 and 826,592.24
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Solution
The fourth proportional to 1,438,226.08, 1,984,864.03 and 826,592.24 is: 1,140,761.69
Step by Step Solution
- Step 1: Write the proportion equation
1,438,226.08 : 1,984,864.03 = 826,592.24 : x - Step 2: Convert to fraction form
1,438,226.08/1,984,864.03 = 826,592.24/x - Step 3: Cross multiply
1,438,226.08x = 1,984,864.03 × 826,592.24 - Step 4: Simplify right side
1,438,226.08x = 1,640,673,207,548.81 - Step 5: Solve for x
x = 1,640,673,207,548.81/1,438,226.08 - Step 6: Final answer
x = 1,140,761.69
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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.