Finding the Fourth Proportional to 5,269,813.94, 7,898,619.99 and 2,423,953.46
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Solution
The fourth proportional to 5,269,813.94, 7,898,619.99 and 2,423,953.46 is: 3,633,123.95
Step by Step Solution
- Step 1: Write the proportion equation
5,269,813.94 : 7,898,619.99 = 2,423,953.46 : x - Step 2: Convert to fraction form
5,269,813.94/7,898,619.99 = 2,423,953.46/x - Step 3: Cross multiply
5,269,813.94x = 7,898,619.99 × 2,423,953.46 - Step 4: Simplify right side
5,269,813.94x = 19,145,887,253,985.66 - Step 5: Solve for x
x = 19,145,887,253,985.66/5,269,813.94 - Step 6: Final answer
x = 3,633,123.95
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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.