Finding the Fourth Proportional to 1,623,307.14, 2,240,229.87 and 898,143.12
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Solution
The fourth proportional to 1,623,307.14, 2,240,229.87 and 898,143.12 is: 1,239,474.03
Step by Step Solution
- Step 1: Write the proportion equation
1,623,307.14 : 2,240,229.87 = 898,143.12 : x - Step 2: Convert to fraction form
1,623,307.14/2,240,229.87 = 898,143.12/x - Step 3: Cross multiply
1,623,307.14x = 2,240,229.87 × 898,143.12 - Step 4: Simplify right side
1,623,307.14x = 2,012,047,044,958.99 - Step 5: Solve for x
x = 2,012,047,044,958.99/1,623,307.14 - Step 6: Final answer
x = 1,239,474.03
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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.