Finding the Fourth Proportional to 1,474,317.53, 2,035,186 and 991,162.91
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Solution
The fourth proportional to 1,474,317.53, 2,035,186 and 991,162.91 is: 1,368,226.88
Step by Step Solution
- Step 1: Write the proportion equation
1,474,317.53 : 2,035,186 = 991,162.91 : x - Step 2: Convert to fraction form
1,474,317.53/2,035,186 = 991,162.91/x - Step 3: Cross multiply
1,474,317.53x = 2,035,186 × 991,162.91 - Step 4: Simplify right side
1,474,317.53x = 2,017,200,878,151.26 - Step 5: Solve for x
x = 2,017,200,878,151.26/1,474,317.53 - Step 6: Final answer
x = 1,368,226.88
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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.