Finding the Fourth Proportional to 1,425,951.99, 1,967,813.75 and 822,339.99
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Solution
The fourth proportional to 1,425,951.99, 1,967,813.75 and 822,339.99 is: 1,134,829.19
Step by Step Solution
- Step 1: Write the proportion equation
1,425,951.99 : 1,967,813.75 = 822,339.99 : x - Step 2: Convert to fraction form
1,425,951.99/1,967,813.75 = 822,339.99/x - Step 3: Cross multiply
1,425,951.99x = 1,967,813.75 × 822,339.99 - Step 4: Simplify right side
1,425,951.99x = 1,618,211,935,385.16 - Step 5: Solve for x
x = 1,618,211,935,385.16/1,425,951.99 - Step 6: Final answer
x = 1,134,829.19
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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.