Finding the Fourth Proportional to 1,757,756.07, 2,425,768.71 and 993,764.07
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Solution
The fourth proportional to 1,757,756.07, 2,425,768.71 and 993,764.07 is: 1,371,431.35
Step by Step Solution
- Step 1: Write the proportion equation
1,757,756.07 : 2,425,768.71 = 993,764.07 : x - Step 2: Convert to fraction form
1,757,756.07/2,425,768.71 = 993,764.07/x - Step 3: Cross multiply
1,757,756.07x = 2,425,768.71 × 993,764.07 - Step 4: Simplify right side
1,757,756.07x = 2,410,641,786,128.25 - Step 5: Solve for x
x = 2,410,641,786,128.25/1,757,756.07 - Step 6: Final answer
x = 1,371,431.35
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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.