Finding the Fourth Proportional to 1,571,207.52, 2,356,381.17 and 433,697.79
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Solution
The fourth proportional to 1,571,207.52, 2,356,381.17 and 433,697.79 is: 650,427.96
Step by Step Solution
- Step 1: Write the proportion equation
1,571,207.52 : 2,356,381.17 = 433,697.79 : x - Step 2: Convert to fraction form
1,571,207.52/2,356,381.17 = 433,697.79/x - Step 3: Cross multiply
1,571,207.52x = 2,356,381.17 × 433,697.79 - Step 4: Simplify right side
1,571,207.52x = 1,021,957,298,074.40 - Step 5: Solve for x
x = 1,021,957,298,074.40/1,571,207.52 - Step 6: Final answer
x = 650,427.96
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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.