Finding the Fourth Proportional to 3,207,794.94, 4,426,756.92 and 1,757,545.29
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Solution
The fourth proportional to 3,207,794.94, 4,426,756.92 and 1,757,545.29 is: 2,425,412.45
Step by Step Solution
- Step 1: Write the proportion equation
3,207,794.94 : 4,426,756.92 = 1,757,545.29 : x - Step 2: Convert to fraction form
3,207,794.94/4,426,756.92 = 1,757,545.29/x - Step 3: Cross multiply
3,207,794.94x = 4,426,756.92 × 1,757,545.29 - Step 4: Simplify right side
3,207,794.94x = 7,780,225,774,720.91 - Step 5: Solve for x
x = 7,780,225,774,720.91/3,207,794.94 - Step 6: Final answer
x = 2,425,412.45
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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.