Finding the Fourth Proportional to 1,014,732.78, 1,400,353.84 and 579,141.44
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Solution
The fourth proportional to 1,014,732.78, 1,400,353.84 and 579,141.44 is: 799,228.09
Step by Step Solution
- Step 1: Write the proportion equation
1,014,732.78 : 1,400,353.84 = 579,141.44 : x - Step 2: Convert to fraction form
1,014,732.78/1,400,353.84 = 579,141.44/x - Step 3: Cross multiply
1,014,732.78x = 1,400,353.84 × 579,141.44 - Step 4: Simplify right side
1,014,732.78x = 811,002,939,407.13 - Step 5: Solve for x
x = 811,002,939,407.13/1,014,732.78 - Step 6: Final answer
x = 799,228.09
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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.