Finding the Fourth Proportional to 1,052,686.26, 1,578,350.34 and 413,054.63
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Solution
The fourth proportional to 1,052,686.26, 1,578,350.34 and 413,054.63 is: 619,315.49
Step by Step Solution
- Step 1: Write the proportion equation
1,052,686.26 : 1,578,350.34 = 413,054.63 : x - Step 2: Convert to fraction form
1,052,686.26/1,578,350.34 = 413,054.63/x - Step 3: Cross multiply
1,052,686.26x = 1,578,350.34 × 413,054.63 - Step 4: Simplify right side
1,052,686.26x = 651,944,907,807.32 - Step 5: Solve for x
x = 651,944,907,807.32/1,052,686.26 - Step 6: Final answer
x = 619,315.49
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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.