Finding the Fourth Proportional to 2,862,497.70, 4,293,907.38 and 917,395.54
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Solution
The fourth proportional to 2,862,497.70, 4,293,907.38 and 917,395.54 is: 1,376,144.85
Step by Step Solution
- Step 1: Write the proportion equation
2,862,497.70 : 4,293,907.38 = 917,395.54 : x - Step 2: Convert to fraction form
2,862,497.70/4,293,907.38 = 917,395.54/x - Step 3: Cross multiply
2,862,497.70x = 4,293,907.38 × 917,395.54 - Step 4: Simplify right side
2,862,497.70x = 3,939,211,479,585.09 - Step 5: Solve for x
x = 3,939,211,479,585.09/2,862,497.70 - Step 6: Final answer
x = 1,376,144.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.