Finding the Fourth Proportional to 1,618,431.42, 2,234,330.28 and 974,010
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Solution
The fourth proportional to 1,618,431.42, 2,234,330.28 and 974,010 is: 1,344,672.38
Step by Step Solution
- Step 1: Write the proportion equation
1,618,431.42 : 2,234,330.28 = 974,010 : x - Step 2: Convert to fraction form
1,618,431.42/2,234,330.28 = 974,010/x - Step 3: Cross multiply
1,618,431.42x = 2,234,330.28 × 974,010 - Step 4: Simplify right side
1,618,431.42x = 2,176,260,036,022.80 - Step 5: Solve for x
x = 2,176,260,036,022.80/1,618,431.42 - Step 6: Final answer
x = 1,344,672.38
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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.