Finding the Fourth Proportional to 1,052,623.35, 1,578,330.62 and 412,177.23
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Solution
The fourth proportional to 1,052,623.35, 1,578,330.62 and 412,177.23 is: 618,029.17
Step by Step Solution
- Step 1: Write the proportion equation
1,052,623.35 : 1,578,330.62 = 412,177.23 : x - Step 2: Convert to fraction form
1,052,623.35/1,578,330.62 = 412,177.23/x - Step 3: Cross multiply
1,052,623.35x = 1,578,330.62 × 412,177.23 - Step 4: Simplify right side
1,052,623.35x = 650,551,933,023.24 - Step 5: Solve for x
x = 650,551,933,023.24/1,052,623.35 - Step 6: Final answer
x = 618,029.17
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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.