Finding the Fourth Proportional to 3,207,190.17, 4,425,923.52 and 1,756,937.82
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Solution
The fourth proportional to 3,207,190.17, 4,425,923.52 and 1,756,937.82 is: 2,424,574.79
Step by Step Solution
- Step 1: Write the proportion equation
3,207,190.17 : 4,425,923.52 = 1,756,937.82 : x - Step 2: Convert to fraction form
3,207,190.17/4,425,923.52 = 1,756,937.82/x - Step 3: Cross multiply
3,207,190.17x = 4,425,923.52 × 1,756,937.82 - Step 4: Simplify right side
3,207,190.17x = 7,776,072,420,715.53 - Step 5: Solve for x
x = 7,776,072,420,715.53/3,207,190.17 - Step 6: Final answer
x = 2,424,574.79
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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.