Finding the Fourth Proportional to 1,598,815.50, 2,206,371.19 and 873,663.28
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Solution
The fourth proportional to 1,598,815.50, 2,206,371.19 and 873,663.28 is: 1,205,658.50
Step by Step Solution
- Step 1: Write the proportion equation
1,598,815.50 : 2,206,371.19 = 873,663.28 : x - Step 2: Convert to fraction form
1,598,815.50/2,206,371.19 = 873,663.28/x - Step 3: Cross multiply
1,598,815.50x = 2,206,371.19 × 873,663.28 - Step 4: Simplify right side
1,598,815.50x = 1,927,625,490,752.90 - Step 5: Solve for x
x = 1,927,625,490,752.90/1,598,815.50 - Step 6: Final answer
x = 1,205,658.50
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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.