Finding the Fourth Proportional to 1,369,952.88, 1,891,295.14 and 826,227.02
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Solution
The fourth proportional to 1,369,952.88, 1,891,295.14 and 826,227.02 is: 1,140,651.75
Step by Step Solution
- Step 1: Write the proportion equation
1,369,952.88 : 1,891,295.14 = 826,227.02 : x - Step 2: Convert to fraction form
1,369,952.88/1,891,295.14 = 826,227.02/x - Step 3: Cross multiply
1,369,952.88x = 1,891,295.14 × 826,227.02 - Step 4: Simplify right side
1,369,952.88x = 1,562,639,147,462.68 - Step 5: Solve for x
x = 1,562,639,147,462.68/1,369,952.88 - Step 6: Final answer
x = 1,140,651.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.