Finding the Fourth Proportional to 1,790,021.62, 2,685,029.19 and 528,734.98
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Solution
The fourth proportional to 1,790,021.62, 2,685,029.19 and 528,734.98 is: 793,101.51
Step by Step Solution
- Step 1: Write the proportion equation
1,790,021.62 : 2,685,029.19 = 528,734.98 : x - Step 2: Convert to fraction form
1,790,021.62/2,685,029.19 = 528,734.98/x - Step 3: Cross multiply
1,790,021.62x = 2,685,029.19 × 528,734.98 - Step 4: Simplify right side
1,790,021.62x = 1,419,668,855,074.07 - Step 5: Solve for x
x = 1,419,668,855,074.07/1,790,021.62 - Step 6: Final answer
x = 793,101.51
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.