Finding the Fourth Proportional to 1,051,437.12, 1,450,981.68 and 598,728.24
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Solution
The fourth proportional to 1,051,437.12, 1,450,981.68 and 598,728.24 is: 826,244.09
Step by Step Solution
- Step 1: Write the proportion equation
1,051,437.12 : 1,450,981.68 = 598,728.24 : x - Step 2: Convert to fraction form
1,051,437.12/1,450,981.68 = 598,728.24/x - Step 3: Cross multiply
1,051,437.12x = 1,450,981.68 × 598,728.24 - Step 4: Simplify right side
1,051,437.12x = 868,743,707,538.64 - Step 5: Solve for x
x = 868,743,707,538.64/1,051,437.12 - Step 6: Final answer
x = 826,244.09
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1.5x scale
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.