Finding the Fourth Proportional to 5,252,835.84, 7,879,332.60 and 1,466,338.56
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Solution
The fourth proportional to 5,252,835.84, 7,879,332.60 and 1,466,338.56 is: 2,199,529.85
Step by Step Solution
- Step 1: Write the proportion equation
5,252,835.84 : 7,879,332.60 = 1,466,338.56 : x - Step 2: Convert to fraction form
5,252,835.84/7,879,332.60 = 1,466,338.56/x - Step 3: Cross multiply
5,252,835.84x = 7,879,332.60 × 1,466,338.56 - Step 4: Simplify right side
5,252,835.84x = 11,553,769,218,445.06 - Step 5: Solve for x
x = 11,553,769,218,445.06/5,252,835.84 - Step 6: Final answer
x = 2,199,529.85
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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.