Finding the Fourth Proportional to 2,297,405.37, 3,170,716.62 and 1,317,726.57
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Solution
The fourth proportional to 2,297,405.37, 3,170,716.62 and 1,317,726.57 is: 1,818,633.14
Step by Step Solution
- Step 1: Write the proportion equation
2,297,405.37 : 3,170,716.62 = 1,317,726.57 : x - Step 2: Convert to fraction form
2,297,405.37/3,170,716.62 = 1,317,726.57/x - Step 3: Cross multiply
2,297,405.37x = 3,170,716.62 × 1,317,726.57 - Step 4: Simplify right side
2,297,405.37x = 4,178,137,536,114.59 - Step 5: Solve for x
x = 4,178,137,536,114.59/2,297,405.37 - Step 6: Final answer
x = 1,818,633.14
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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.