Finding the Fourth Proportional to 1,051,991.55, 1,451,675.51 and 593,122.50
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Solution
The fourth proportional to 1,051,991.55, 1,451,675.51 and 593,122.50 is: 818,467.98
Step by Step Solution
- Step 1: Write the proportion equation
1,051,991.55 : 1,451,675.51 = 593,122.50 : x - Step 2: Convert to fraction form
1,051,991.55/1,451,675.51 = 593,122.50/x - Step 3: Cross multiply
1,051,991.55x = 1,451,675.51 × 593,122.50 - Step 4: Simplify right side
1,051,991.55x = 861,021,397,455.99 - Step 5: Solve for x
x = 861,021,397,455.99/1,051,991.55 - Step 6: Final answer
x = 818,467.98
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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.