Finding the Fourth Proportional to 1,439,042.99, 1,985,869.02 and 785,668.98
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Solution
The fourth proportional to 1,439,042.99, 1,985,869.02 and 785,668.98 is: 1,084,217.57
Step by Step Solution
- Step 1: Write the proportion equation
1,439,042.99 : 1,985,869.02 = 785,668.98 : x - Step 2: Convert to fraction form
1,439,042.99/1,985,869.02 = 785,668.98/x - Step 3: Cross multiply
1,439,042.99x = 1,985,869.02 × 785,668.98 - Step 4: Simplify right side
1,439,042.99x = 1,560,235,687,357.00 - Step 5: Solve for x
x = 1,560,235,687,357.00/1,439,042.99 - Step 6: Final answer
x = 1,084,217.57
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.