Finding the Fourth Proportional to 7,184,733.09, 10,778,815.52 and 2,392,463.87
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Solution
The fourth proportional to 7,184,733.09, 10,778,815.52 and 2,392,463.87 is: 3,589,267.19
Step by Step Solution
- Step 1: Write the proportion equation
7,184,733.09 : 10,778,815.52 = 2,392,463.87 : x - Step 2: Convert to fraction form
7,184,733.09/10,778,815.52 = 2,392,463.87/x - Step 3: Cross multiply
7,184,733.09x = 10,778,815.52 × 2,392,463.87 - Step 4: Simplify right side
7,184,733.09x = 25,787,926,716,951.72 - Step 5: Solve for x
x = 25,787,926,716,951.72/7,184,733.09 - Step 6: Final answer
x = 3,589,267.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.