Finding the Fourth Proportional to 1,574,640.12, 2,362,335.01 and 509,682.09
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Solution
The fourth proportional to 1,574,640.12, 2,362,335.01 and 509,682.09 is: 764,644.46
Step by Step Solution
- Step 1: Write the proportion equation
1,574,640.12 : 2,362,335.01 = 509,682.09 : x - Step 2: Convert to fraction form
1,574,640.12/2,362,335.01 = 509,682.09/x - Step 3: Cross multiply
1,574,640.12x = 2,362,335.01 × 509,682.09 - Step 4: Simplify right side
1,574,640.12x = 1,204,039,845,176.97 - Step 5: Solve for x
x = 1,204,039,845,176.97/1,574,640.12 - Step 6: Final answer
x = 764,644.46
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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.