Finding the Fourth Proportional to 1,257,440.36, 1,885,102.53 and 546,933.26
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Solution
The fourth proportional to 1,257,440.36, 1,885,102.53 and 546,933.26 is: 819,939.70
Step by Step Solution
- Step 1: Write the proportion equation
1,257,440.36 : 1,885,102.53 = 546,933.26 : x - Step 2: Convert to fraction form
1,257,440.36/1,885,102.53 = 546,933.26/x - Step 3: Cross multiply
1,257,440.36x = 1,885,102.53 × 546,933.26 - Step 4: Simplify right side
1,257,440.36x = 1,031,025,272,167.15 - Step 5: Solve for x
x = 1,031,025,272,167.15/1,257,440.36 - Step 6: Final answer
x = 819,939.70
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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.