Finding the Fourth Proportional to 1,347,474.65, 1,859,543.23 and 735,653.20
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Solution
The fourth proportional to 1,347,474.65, 1,859,543.23 and 735,653.20 is: 1,015,216.82
Step by Step Solution
- Step 1: Write the proportion equation
1,347,474.65 : 1,859,543.23 = 735,653.20 : x - Step 2: Convert to fraction form
1,347,474.65/1,859,543.23 = 735,653.20/x - Step 3: Cross multiply
1,347,474.65x = 1,859,543.23 × 735,653.20 - Step 4: Simplify right side
1,347,474.65x = 1,367,978,928,173.13 - Step 5: Solve for x
x = 1,367,978,928,173.13/1,347,474.65 - Step 6: Final answer
x = 1,015,216.82
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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.