Finding the Fourth Proportional to 1,574,855.76, 2,362,659.07 and 509,898.13
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Solution
The fourth proportional to 1,574,855.76, 2,362,659.07 and 509,898.13 is: 764,968.75
Step by Step Solution
- Step 1: Write the proportion equation
1,574,855.76 : 2,362,659.07 = 509,898.13 : x - Step 2: Convert to fraction form
1,574,855.76/2,362,659.07 = 509,898.13/x - Step 3: Cross multiply
1,574,855.76x = 2,362,659.07 × 509,898.13 - Step 4: Simplify right side
1,574,855.76x = 1,204,715,441,620.54 - Step 5: Solve for x
x = 1,204,715,441,620.54/1,574,855.76 - Step 6: Final answer
x = 764,968.75
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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.