Finding the Fourth Proportional to 2,012,415.68, 3,018,623.52 and 516,507.68
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Solution
The fourth proportional to 2,012,415.68, 3,018,623.52 and 516,507.68 is: 774,761.52
Step by Step Solution
- Step 1: Write the proportion equation
2,012,415.68 : 3,018,623.52 = 516,507.68 : x - Step 2: Convert to fraction form
2,012,415.68/3,018,623.52 = 516,507.68/x - Step 3: Cross multiply
2,012,415.68x = 3,018,623.52 × 516,507.68 - Step 4: Simplify right side
2,012,415.68x = 1,559,142,231,108.63 - Step 5: Solve for x
x = 1,559,142,231,108.63/2,012,415.68 - Step 6: Final answer
x = 774,761.52
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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.