Finding the Fourth Proportional to 1,429,955.71, 2,145,007.37 and 365,006.99
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Solution
The fourth proportional to 1,429,955.71, 2,145,007.37 and 365,006.99 is: 547,529.33
Step by Step Solution
- Step 1: Write the proportion equation
1,429,955.71 : 2,145,007.37 = 365,006.99 : x - Step 2: Convert to fraction form
1,429,955.71/2,145,007.37 = 365,006.99/x - Step 3: Cross multiply
1,429,955.71x = 2,145,007.37 × 365,006.99 - Step 4: Simplify right side
1,429,955.71x = 782,942,689,926.55 - Step 5: Solve for x
x = 782,942,689,926.55/1,429,955.71 - Step 6: Final answer
x = 547,529.33
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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.