Finding the Fourth Proportional to 798,846.52, 1,101,901.98 and 607,440.28
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Solution
The fourth proportional to 798,846.52, 1,101,901.98 and 607,440.28 is: 837,882.66
Step by Step Solution
- Step 1: Write the proportion equation
798,846.52 : 1,101,901.98 = 607,440.28 : x - Step 2: Convert to fraction form
798,846.52/1,101,901.98 = 607,440.28/x - Step 3: Cross multiply
798,846.52x = 1,101,901.98 × 607,440.28 - Step 4: Simplify right side
798,846.52x = 669,339,647,263.75 - Step 5: Solve for x
x = 669,339,647,263.75/798,846.52 - Step 6: Final answer
x = 837,882.66
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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.