Finding the Fourth Proportional to 1,474,303.62, 2,035,166.76 and 991,149
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Solution
The fourth proportional to 1,474,303.62, 2,035,166.76 and 991,149 is: 1,368,207.66
Step by Step Solution
- Step 1: Write the proportion equation
1,474,303.62 : 2,035,166.76 = 991,149 : x - Step 2: Convert to fraction form
1,474,303.62/2,035,166.76 = 991,149/x - Step 3: Cross multiply
1,474,303.62x = 2,035,166.76 × 991,149 - Step 4: Simplify right side
1,474,303.62x = 2,017,153,499,007.24 - Step 5: Solve for x
x = 2,017,153,499,007.24/1,474,303.62 - Step 6: Final answer
x = 1,368,207.66
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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.