Finding the Fourth Proportional to 2,665,682.97, 3,674,816.41 and 1,900,407.93
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Solution
The fourth proportional to 2,665,682.97, 3,674,816.41 and 1,900,407.93 is: 2,619,835.26
Step by Step Solution
- Step 1: Write the proportion equation
2,665,682.97 : 3,674,816.41 = 1,900,407.93 : x - Step 2: Convert to fraction form
2,665,682.97/3,674,816.41 = 1,900,407.93/x - Step 3: Cross multiply
2,665,682.97x = 3,674,816.41 × 1,900,407.93 - Step 4: Simplify right side
2,665,682.97x = 6,983,650,246,858.13 - Step 5: Solve for x
x = 6,983,650,246,858.13/2,665,682.97 - Step 6: Final answer
x = 2,619,835.26
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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.